Support Harkonnen special Karama truth commitments

game/engine.ts

@@ -18999,7 +18999,8 @@ function karamaSpendingBlock(g: Game, p: Player, card: Card, purpose?: KullPurpo
       (required.effect === 'karamaAuction' && purpose === 'auction-free-purchase' ||
         required.effect === 'karamaShipment' && purpose === 'shipment-price' ||
         required.effect === 'karamaBattleCancel' && !!g.response &&
-          purpose === karamaUsePurpose(g, { kind: 'cancel', response: g.response })) &&
+          purpose === karamaUsePurpose(g, { kind: 'cancel', response: g.response }) ||
+        required.effect === 'karamaHarkonnenSpecial' && purpose === 'special:harkonnen') &&
       windowCardOpportunity(g, required.effect)?.source === required.source))
     return 'Retain this opportunity without a forbidden printed Karama cost.';
   const kullBlock = kullKaramaBlock(g, p, purpose);
@@ -20487,6 +20488,13 @@ function spendKarama(g: Game, p: Player, card: Card, use: KaramaUse, kullOffered
       'Retain your promised printed Karama cancellation or another whole-answer completion.');
   }
   const used = discard(g, p, card.id);
+  // Spending this physical Karama for a different role must preserve any
+  // still-open Harkonnen special promise before a foreign response can park
+  // the shared reconciler.
+  if (card.kind === 'special' && card.effect === 'karama' && auctionRows.some(row => {
+    const stage = row.windowCards?.karamaHarkonnenSpecial;
+    return stage && !stage.closed && windowCardOpportunity(g, 'karamaHarkonnenSpecial', stage.source)?.source === stage.source;
+  })) guardTurnActionPrintedCardCost(g, p, used);
   if (auctionWindow && auctionRows.some(row => row.windowCards?.karamaAuction?.source === auctionWindow))
     guardTurnActionAuctionClosure(g, p.id, auctionRows);
   if (shipmentWindow && use.kind === 'shipment') {
@@ -21592,7 +21600,7 @@ function validatePlanetologistMove(g: Game, p: Player, move: Pick<MovementOrder,
     skill.leader === planetologistLeader(g, p.id),
     'This Planetologist movement no longer has its living, uncaptured skilled leader.');
   requireRule(planetologistMovementModeSupported(g),
-    'Planetologist movement combined with expansion factions is still being implemented.');
+    'Planetologist movement is not yet supported in this game configuration.');
   requireRule(!(move.ornithopterEvent && move.discoveryFlight),
     'Choose one Ornithopter flight source for this Planetologist movement.');
   // Selected composition: the concealed marker moves as one force for either
@@ -22376,6 +22384,22 @@ function quotedAmalReady(g: Game, actor: string): boolean {
 function* nativeWindowCardActions(g: Game, actor: string, effect: WindowCardEffect): Generator<Action> {
   if (!windowCardOpportunity(g, effect)) return;
   const player = getPlayer(g, actor);
+  if (effect === 'karamaHarkonnenSpecial') {
+    const opportunity = windowCardOpportunity(g, effect);
+    // The public source identifies the unique native owner; eligibility and
+    // each target's hand size are checked here, without inspecting its faces.
+    if (player.faction !== 'harkonnen' || !opportunity || g.kullPreview || g.pendingKull ||
+      g.semutaPreview || g.semutaRecruitsPreview || g.semutaAdvancedOrdinaryPreview ||
+      g.truthtrance || g.response || g.decision || g.phaseOpening || g.pendingKarama ||
+      g.pendingTreacheryDiscard || g.pendingNullentropy) return;
+    for (const card of player.hand.filter(card => card.kind === 'special' && card.effect === 'karama'))
+      for (const target of g.players.filter(candidate => candidate.id !== actor && candidate.hand.length > 0)) {
+        const action: Action = { type: 'card', mode: 'special', card: card.id, target: target.id, amount: 1 };
+        try { if (prepareSpecialKaramaIntent(g, actor, action).kind === 'harkonnen') yield action; }
+        catch (error) { if (!(error instanceof RuleError)) throw error; }
+      }
+    return;
+  }
   if (effect === 'karamaBattleCancel') {
     for (const card of quotedBattleCancelKaramaCards(g, player)) yield { type: 'card', card, mode: 'cancel' };
     return;
@@ -22459,7 +22483,18 @@ function* turnActionWindowCardSeeds(source: Game, actor: string, requirements: r
         }
         for (const action of nativeWindowCardActions(state, actor, required.effect)) {
           try {
-            const next = applyActionInner(state, actor, action, 'movementPreparation');
+            let next: Game;
+            if (required.effect === 'karamaHarkonnenSpecial') {
+              // An opaque legal witness returns the unseen drawn cards to the
+              // target. It spends the actual card but never samples, copies or
+              // derives a benefit from another player's private hand.
+              next = structuredClone(state);
+              const intent = prepareSpecialKaramaIntent(next, actor, action);
+              requireRule(intent.kind === 'harkonnen', 'Retain the original Harkonnen special opportunity.');
+              const owner = getPlayer(next, actor);
+              discard(next, owner, intent.card);
+              owner.specialKaramaUsed = true;
+            } else next = applyActionInner(state, actor, action, 'movementPreparation');
             if (required.effect === 'karamaAuction') {
               const before = getPlayer(state, actor), after = getPlayer(next, actor);
               const known = before.faction === 'atreides' && state.auction?.peekKnown
@@ -34856,11 +34891,11 @@ function currentBattleResolutionQuote(g: Game, canceledVoter?: string) {
     if (quote.sukGraduate) requireRule(
       ordinaryLeaderSkillModeSupported(g) &&
       (nativeExpansionLeaderSkillsProfile(g) || g.players.every((p) => faction(p.faction).expansion === 'base')),
-      'Suk Graduate rescue with expansion factions or other optional modules is still being implemented.');
+      'Suk Graduate rescue is not yet supported in this game configuration.');
     if (quote.rihani || quote.sandmaster) requireRule(
       ordinaryLeaderSkillModeSupported(g) &&
       (nativeExpansionLeaderSkillsProfile(g) || g.players.every((p) => faction(p.faction).expansion === 'base')),
-      'These Leader Skill victory effects with expansion factions or other optional modules are still being integrated.');
+      'These Leader Skill victory effects are not yet supported in this game configuration.');
     const collection = b.smugglerCollection;
     const collects = !!collection && !quote.effects?.stunned &&
       !(collection.player === b.attacker ? quote.leaderDeaths.attacker : quote.leaderDeaths.defender);
@@ -42787,7 +42822,12 @@ function resolveSpecialKaramaEffect(g: Game, p: Player, card: Card, intent: Spec
   } else if (intent.kind === 'harkonnen') {
     const target = getPlayer(g, intent.target),
       count = intent.amount;
+    const opportunity = windowCardOpportunity(g, 'karamaHarkonnenSpecial');
+    if (opportunity && card.kind === 'special' && card.effect === 'karama')
+      recordNativeTurnActionWindowCard(g, p.id, 'karamaHarkonnenSpecial', opportunity.source);
     p.specialKaramaUsed = true;
+    if (liveTurnActionPromises(g.turnActionPromises ?? [], p.id, g.turn).length)
+      guardTurnActionPrintedCardCost(g, p, card);
     const taken = shuffle(target.hand).slice(0, count);
     target.hand = target.hand.filter((c) => !taken.some((t) => t.id === c.id));
     p.hand.push(...taken);

game/reference.ts

@@ -3337,7 +3337,7 @@ export const RULE_TOPICS: RuleTopic[] = [
     id: 'truthtrance-turn-actions',
     title: 'Truthtrance: combined card plays, battle and turn actions',
     category: 'Cards', coverage: 'Partial', developmentStage: 'Prototyped',
-    summary: 'Combine printed Karama shipment pricing and current-lot costs, original-window Weather/Atomics/Harvester plays, native Voice/Prescience declarations, future printed Hajr/Ghola plays, current battle decisions, final Nexus membership, ordinary bids, native Revival, future payments and physical transport in one whole current-turn answer, with optional frozen facts.',
+    summary: 'Combine printed Karama shipment pricing and current-lot costs, Advanced Harkonnen special Karama, original-window card plays, native powers and other current-turn actions in one answer, with optional frozen facts.',
     steps: [
       'In a supported quiet Storm, Spice Blow, Charity, Bidding, Revival or Shipment and Movement window, ask whether a player will use a named native leader in their first later battle this turn, if one occurs. Storm must have a pending movement after the dials; Spice Blow must be before the draw. The answer waits for an actual battle; if none occurs, it expires. This separate provisional question supports Basic factions and Advanced without Ecaz, excluding optional modules. In a Basic Ecaz combined battle, only the selected lead and opponent bind; the nonleading ally waits for its own later battle. Answers use only currently available leaders.',
       'Choose Combine printed card plays, native battle powers and this turn’s other actions. Full AND/OR groups share sixteen logical leaves and four grouping levels, with optional current facts. This is a provisional composition of original-window card plays, native power declarations, printed Hajr/Ghola use, current battle decisions, final Nexus membership, current-lot bids, ordinary Revival, funded payments and owned-stage travel; wider action families and optional combinations remain unfinished.',
@@ -3364,6 +3364,7 @@ export const RULE_TOPICS: RuleTopic[] = [
       'Weather Control and Family Atomics conditions concern a future printed play in this original open Storm window, including after dial reveal and before movement starts. Harvester concerns this original fresh blow. A later blow has a different identity even in the same phase. Earlier plays, disposal, other roles and recovery alone do not count.',
       'These original-window conditions describe playing the card, with the normal chosen Weather distance, Atomics qualifying forces/casualties and Harvester arithmetic. They do not describe a future selected distance or amount. Accepting the window must preserve the whole answer; a later payment alternative can remain. No caps last through actual source closure, rather than ending at your own Ready.',
       'A current-lot Karama condition counts a future physical printed Karama cost for this original ordinary auction card, either immediate purchase or its winning invoice. Bidding alone, another Karama role, a converted Worthless card, an earlier play, recovery or a later lot does not count. A bid-and-Karama answer must retain the real bid before the purchase; free acquisition still uses the original native controls and hand limit. A whole No shares its payment and bid funding without assuming a forbidden free invoice. Unseen future auction cards cannot fund another promised card play; actual owned knowledge remains usable.',
+      'In a quiet Advanced Bidding window, a whole answer can name Harkonnen’s successful once-game special Karama. The original owner and Bidding turn bind the interval across lots. Only a future actual physical printed Karama used for that special counts; ordinary roles and failed use do not. No and native hand-exchange timing remain authoritative. The shared witness returns unseen drawn cards without sampling their faces; Kull, Semuta and other faction special powers remain outside this prototype.',
       'A printed Karama shipment-price clause names the current beneficiary’s unused native shipment. The giver spends the physical printed card; the beneficiary still pays the native bank tariff, such as two spice becoming one. Playing that cost counts even if its price is unused. The source remains while that original recipient is entitled, including another actor’s turn; a different beneficiary or a Cunning second opportunity has its own interval. Own shipping or ending must preserve the whole answer before a foreign counter, while foreign actions retain their rights.',
       'A Thumper condition counts an actual printed play after answering before this turn’s original first Spice reveal. Its cost counts even when the existing first-turn rule ignores the encounter or waiting Sandtrout suppresses it. Own acceptance must retain the whole answer. Known card effects enter the quote; the next hidden Spice Card does not. A forced later draw can release genuine impossibility, while choosing known casualties cannot evade an earlier answer.',
       'A printed Amal clause names the original phase opening and counts a future printed play after this answer. The actual available-spice reduction occurs before ordinary payments become possible; known Mentat bribe receipts arrive afterward. Definite answers reopen your own opening pass. Own cost or acceptance must retain a completion, while a foreign Amal can release genuine impossibility before another player takes the last pass. Later openings keep separate intervals.',
@@ -3380,7 +3381,7 @@ export const RULE_TOPICS: RuleTopic[] = [
       { area: 'Player controls', status: 'Partial', detail: 'Full editor, raw question, private answer, persistent own history and exact current-phase native guide, with a separate conditional future-battle leader editor and reminder.', evidence: ['components/turn-action-fields.tsx', 'components/turn-action-promises.tsx', 'components/truth-future-battle-leader.tsx', 'components/truthtrance.tsx', 'components/game-table.tsx', 'tests/truth-future-battle-leader-controls.test.tsx', 'tests/truth-turn-action-controls.test.tsx'] },
       { area: 'AI', status: 'Partial', detail: 'Four minimal profiles answer and consume native guides, including printed roles, exact fresh Semuta controls and original power declarations; full strategy and calibration remain deferred.', evidence: ['game/bots.ts', 'tests/truth-turn-action-runtime.test.ts', 'tests/truth-turn-preparation-runtime.test.ts', 'tests/fixture-truth-turn-alliance.ts', 'tests/truth-turn-alliance-runtime.test.ts', 'tests/truth-turn-combat-runtime.test.ts', 'tests/truth-turn-card-play-runtime.test.ts', 'tests/truth-turn-power-runtime.test.ts', 'tests/truth-turn-window-card-runtime.test.ts', 'tests/truth-turn-karama-runtime.test.ts', 'tests/truth-turn-karama-shipment-runtime.test.ts', 'tests/truth-turn-thumper-runtime.test.ts'] },
       { area: 'Documentation', status: 'Implemented', detail: 'Current funding, physical event meaning, private alternatives, separate deadlines and provisional scope are explicit.', evidence: ['docs/TRUTHTRANCE_TURN_ACTIONS.md', 'docs/RULE_DECISIONS.md'] },
-      { area: 'Verification', status: 'Partial', detail: 'Focused helper, control and original native sources, including physical printed plays, original Storm/blow sources, shared Revival resources and native power declarations; broader composition and final acceptance remain.', evidence: ['tests/fixture-truth-flight-poison.ts', 'tests/truth-flight-poison-runtime.test.ts', 'tests/fixture-truth-semuta-play.ts', 'tests/truth-semuta-play-runtime.test.ts', 'tests/semuta-reaction-controls.test.tsx', 'tests/fixture-truth-transfer-order-play.ts', 'tests/truth-transfer-order-play-runtime.test.ts', 'tests/fixture-distrans-prebid.ts', 'tests/fixture-sapho-started-movement.ts', 'tests/fixture-truth-box-play.ts', 'tests/truth-box-play-runtime.test.ts', 'tests/truth-opaque-card-plan.test.ts', 'tests/fixture-truth-choam-income.ts', 'tests/truth-choam-income-runtime.test.ts', 'tests/window-card-play.test.ts', 'tests/battle-power-question.test.ts', 'tests/printed-card-play.test.ts', 'tests/turn-action-promises.test.ts', 'tests/truth-turn-action-controls.test.tsx', 'tests/fixture-truth-turn-action.ts', 'tests/truth-turn-action-runtime.test.ts', 'tests/truth-turn-action-funding.test.ts', 'tests/fixture-truth-turn-preparation.ts', 'tests/truth-turn-preparation-runtime.test.ts', 'tests/fixture-truth-turn-alliance.ts', 'tests/truth-turn-alliance-runtime.test.ts', 'tests/fixture-truth-turn-combat.ts', 'tests/truth-turn-combat-runtime.test.ts', 'tests/fixture-truth-turn-card-play.ts', 'tests/truth-turn-card-play-runtime.test.ts', 'tests/fixture-truth-turn-power.ts', 'tests/truth-turn-power-runtime.test.ts', 'tests/fixture-truth-turn-window-card.ts', 'tests/truth-turn-window-card-runtime.test.ts', 'tests/fixture-truth-turn-karama.ts', 'tests/truth-turn-karama-runtime.test.ts', 'tests/truth-turn-karama-forecast.test.ts', 'tests/fixture-truth-turn-karama-shipment.ts', 'tests/truth-turn-karama-shipment-runtime.test.ts', 'tests/truth-turn-karama-shipment-funding.test.ts', 'tests/fixture-truth-turn-thumper.ts', 'tests/truth-turn-thumper-runtime.test.ts', 'tests/fixture-truth-turn-amal.ts', 'tests/truth-turn-amal-runtime.test.ts', 'game/ordinary-payment-plan.ts', 'tests/ordinary-payment-plan.test.ts', 'tests/fixture-truth-charity-payments.ts', 'tests/truth-charity-payments-runtime.test.ts'] },
+      { area: 'Verification', status: 'Partial', detail: 'Focused helper, control and original native sources, including physical printed plays, original Storm/blow sources, shared Revival resources and native power declarations; broader composition and final acceptance remain.', evidence: ['tests/fixture-truth-flight-poison.ts', 'tests/truth-flight-poison-runtime.test.ts', 'tests/fixture-truth-semuta-play.ts', 'tests/truth-semuta-play-runtime.test.ts', 'tests/semuta-reaction-controls.test.tsx', 'tests/fixture-truth-transfer-order-play.ts', 'tests/truth-transfer-order-play-runtime.test.ts', 'tests/fixture-distrans-prebid.ts', 'tests/fixture-sapho-started-movement.ts', 'tests/fixture-truth-box-play.ts', 'tests/truth-box-play-runtime.test.ts', 'tests/truth-opaque-card-plan.test.ts', 'tests/fixture-truth-choam-income.ts', 'tests/truth-choam-income-runtime.test.ts', 'tests/window-card-play.test.ts', 'tests/battle-power-question.test.ts', 'tests/printed-card-play.test.ts', 'tests/turn-action-promises.test.ts', 'tests/truth-turn-action-controls.test.tsx', 'tests/fixture-truth-turn-action.ts', 'tests/truth-turn-action-runtime.test.ts', 'tests/truth-turn-action-funding.test.ts', 'tests/fixture-truth-turn-preparation.ts', 'tests/truth-turn-preparation-runtime.test.ts', 'tests/fixture-truth-turn-alliance.ts', 'tests/truth-turn-alliance-runtime.test.ts', 'tests/fixture-truth-turn-combat.ts', 'tests/truth-turn-combat-runtime.test.ts', 'tests/fixture-truth-turn-card-play.ts', 'tests/truth-turn-card-play-runtime.test.ts', 'tests/fixture-truth-turn-power.ts', 'tests/truth-turn-power-runtime.test.ts', 'tests/fixture-truth-turn-window-card.ts', 'tests/truth-turn-window-card-runtime.test.ts', 'tests/fixture-truth-turn-karama.ts', 'tests/truth-turn-karama-runtime.test.ts', 'tests/truth-turn-karama-forecast.test.ts', 'tests/truth-harkonnen-special-karama-runtime.test.ts', 'tests/window-card-harkonnen-special.test.ts', 'tests/fixture-truth-turn-karama-shipment.ts', 'tests/truth-turn-karama-shipment-runtime.test.ts', 'tests/truth-turn-karama-shipment-funding.test.ts', 'tests/fixture-truth-turn-thumper.ts', 'tests/truth-turn-thumper-runtime.test.ts', 'tests/fixture-truth-turn-amal.ts', 'tests/truth-turn-amal-runtime.test.ts', 'game/ordinary-payment-plan.ts', 'tests/ordinary-payment-plan.test.ts', 'tests/fixture-truth-charity-payments.ts', 'tests/truth-charity-payments-runtime.test.ts'] },
     ],
   },
   {

game/truthtrance.ts

@@ -5,7 +5,7 @@ import { parseTravelActionClaim, type TravelClaim } from './travel-expression-pr
 import { parseTurnActionLeaf, TURN_ACTION_MAX_DEPTH, TURN_ACTION_MAX_LEAVES,
   turnActionPromiseModeSupported, type TurnActionClaim } from './turn-action-promises';
 import { battlePowerOf, nativeBattlePowerOpportunity } from './battle-power-question';
-import { parseKaramaShipmentSource, parseKaramaBattleCancelSource, karamaBattleCancelOpportunity, windowCardOpportunity } from './window-card-play';
+import { parseKaramaShipmentSource, parseKaramaBattleCancelSource, parseKaramaHarkonnenSpecialSource, karamaBattleCancelOpportunity, windowCardOpportunity } from './window-card-play';
 import { nativeStormDialOpportunity } from './storm-dial-question';
 import { parseTraitorActionClaim, type MixedTraitorClaim } from './mixed-traitor-question';
 import { parseBattleActionClaim, MIXED_BATTLE_MAX_NODES, MIXED_BATTLE_MAX_TERMS, MIXED_BATTLE_MAX_DEPTH,
@@ -503,6 +503,10 @@ function parseQuestion(g: Game, asker: string, value: unknown): TruthQuestion {
         const opportunity = windowCardOpportunity(g, action.effect);
         check(opportunity && opportunity.turn === g.turn && opportunity.source === action.source,
           'Choose the exact current native printed-card opportunity.');
+        if (action.effect === 'karamaHarkonnenSpecial')
+          check(parseKaramaHarkonnenSpecialSource(action.source)?.owner === respondent.id &&
+            !g.kullPreview && !g.semutaPreview && !g.semutaRecruitsPreview && !g.semutaAdvancedOrdinaryPreview,
+            'Choose Harkonnen’s own special Karama in a supported clean Bidding profile.');
       }
       if (action.kind === 'battlePlan' || action.kind === 'traitorCall' || action.kind === 'battlePower') {
         const battle = g.battle;
@@ -903,6 +907,8 @@ export function truthQuestionText(
     action => {
       if (action.kind === 'stormDial') return `you submit ${action.compare === 'gte' ? 'at least' : action.compare === 'lte' ? 'at most' : 'exactly'} ${action.value} on your original storm dial this turn`;
       if (action.kind === 'windowCardPlay') {
+        if (action.effect === 'karamaHarkonnenSpecial')
+          return 'you use Harkonnen’s special Karama after this answer during Bidding';
         if (action.effect === 'karamaBattleCancel') {
           const response = parseKaramaBattleCancelSource(action.source);
           return `you spend a printed Karama after this answer to cancel ${response?.kind === 'voice' ? 'Voice' : 'Prescience'} in this original battle response`;

game/turn-action-promises.ts

@@ -7,7 +7,7 @@ import { RevivalExpressionPromiseError, type RevivalExpressionReturn } from './r
 import { parseBattleActionClaim, type MixedBattleActionClaim } from './mixed-battle-question';
 import { PlanClaimError } from './battle-promises';
 import { PRINTED_CARD_EFFECTS, type PrintedCardEffect } from './printed-card-play';
-import { WINDOW_CARD_EFFECTS, type WindowCardEffect } from './window-card-play';
+import { WINDOW_CARD_EFFECTS, parseKaramaHarkonnenSpecialSource, type WindowCardEffect } from './window-card-play';
 import { StormDialQuestionError, parseStormDialClaim, parseStormDialSource, stormDialMatches, type StormDialClaim } from './storm-dial-question';
 import { nativePromiseScopeSupported, type NativePromiseScope } from './native-promise-scope';
 import { BattlePowerQuestionError, battlePowerMatches, battlePowerOf, parseBattlePowerClaim,
@@ -167,6 +167,8 @@ export function parseTurnActionLeaf(value: unknown): TurnActionLeaf {
     if (value.kind === 'windowCardPlay') {
       check(keys(value, 'effect,kind,source') && windowEffect(value.effect) && identifier(value.source),
         'Choose one original phase-opening, Storm, first-reveal, fresh-blow, ordinary-lot or shipment-price printed-card play after this answer.');
+      if (value.effect === 'karamaHarkonnenSpecial') check(!!parseKaramaHarkonnenSpecialSource(value.source),
+        'Retain the original Harkonnen special Karama Bidding window.');
       return { kind: 'windowCardPlay', effect: value.effect, source: value.source };
     }
     if (value.kind === 'battlePower') {
@@ -363,6 +365,11 @@ function readPromise(promise: TurnActionPromise): CompiledMixedAction<TurnAction
   for (const effect of cardEffects) check(!!promise.cardPlays?.[effect], 'Retain the original future interval for each printed-card play clause.');
   for (const effect of windowSources.keys()) check(!!promise.windowCards?.[effect],
     'Retain the original native window for every printed-card window clause, including folded ones.');
+  for (const source of windowSources.get('karamaHarkonnenSpecial') ?? []) {
+    const binding = parseKaramaHarkonnenSpecialSource(source);
+    check(binding && binding.turn === promise.turn && binding.owner === promise.player,
+      'Retain the respondent’s original Harkonnen special Karama Bidding window.');
+  }
   if ('windowCards' in promise) {
     check(object(promise.windowCards) && keys(promise.windowCards, [...windowSources.keys()].sort().join(',')),
       'Retain exactly the original named window-card effects.');

game/window-card-play.ts

@@ -1,10 +1,11 @@
 import { harvesterAvailable } from './cards';
 
-export const WINDOW_CARD_EFFECTS = ['weather', 'atomics', 'harvester', 'karamaAuction', 'karamaShipment', 'karamaBattleCancel', 'thumper', 'amal'] as const;
+export const WINDOW_CARD_EFFECTS = ['weather', 'atomics', 'harvester', 'karamaAuction', 'karamaShipment', 'karamaBattleCancel', 'karamaHarkonnenSpecial', 'thumper', 'amal'] as const;
 export type WindowCardEffect = typeof WINDOW_CARD_EFFECTS[number];
 export function windowCardNativeEffect(effect: WindowCardEffect): 'weather' | 'atomics' | 'harvester' | 'karama' | 'thumper' | 'amal' {
-  return effect === 'karamaAuction' || effect === 'karamaShipment' || effect === 'karamaBattleCancel' ? 'karama' : effect;
+  return effect === 'karamaAuction' || effect === 'karamaShipment' || effect === 'karamaBattleCancel' || effect === 'karamaHarkonnenSpecial' ? 'karama' : effect;
 }
+export type KaramaHarkonnenSpecialSource = { turn: number; owner: string };
 export type KaramaBattleCancelSource = {
   turn: number;
   battle: string;
@@ -52,7 +53,7 @@ export type WindowCardGame = {
   ixAuction?: unknown;
   active?: string | null;
   movementRemaining?: readonly string[] | null;
-  players?: readonly { id: string; shipped?: boolean }[];
+  players?: readonly { id: string; shipped?: boolean; faction?: string; specialKaramaUsed?: boolean }[];
   karamaShipping?: { player: string } | null;
   nexusGuildCunningHistory?: readonly { receipt: { turn: number; owner: string; event: string }; stage: string }[];
   /** Public projection contains no physical cards or private funding. */
@@ -66,6 +67,16 @@ const identifier = (value: unknown): value is string =>
 const whole = (value: unknown): value is number =>
   typeof value === 'number' && Number.isSafeInteger(value) && value >= 0;
 
+/** Decode the public owner and turn even after the special power is spent. */
+export function parseKaramaHarkonnenSpecialSource(source: unknown): KaramaHarkonnenSpecialSource | null {
+  if (!identifier(source)) return null;
+  let tuple: unknown;
+  try { tuple = JSON.parse(source); } catch { return null; }
+  if (!Array.isArray(tuple) || tuple.length !== 3 || tuple[0] !== 'karamaHarkonnenSpecial' ||
+    !whole(tuple[1]) || tuple[1] < 1 || !identifier(tuple[2]) || JSON.stringify(tuple) !== source) return null;
+  return { turn: tuple[1], owner: tuple[2] };
+}
+
 /** Source decoding remains available after the actual grant closes its window. */
 export function parseKaramaShipmentSource(source: unknown): KaramaShipmentSource | null {
   if (!identifier(source)) return null;
@@ -158,6 +169,17 @@ export function karamaShipmentOpportunities(game: WindowCardGame): KaramaShipmen
  * force conditions and chosen effect parameters remain native engine rules. */
 function globalWindowCardOpportunity(game: WindowCardGame, effect: WindowCardEffect): WindowCardOpportunity | null {
   if (game.status !== 'playing' || !whole(game.turn) || game.turn < 1) return null;
+  if (effect === 'karamaHarkonnenSpecial') {
+    const players = game.players;
+    if (game.advanced !== true || game.phase !== 3 || !Array.isArray(players) || !players.length ||
+      !players.every(player => object(player) && identifier(player.id) &&
+        typeof player.faction === 'string' && (player.specialKaramaUsed === undefined ||
+          typeof player.specialKaramaUsed === 'boolean')) ||
+      new Set(players.map(player => player.id)).size !== players.length) return null;
+    const owners = players.filter(player => player.faction === 'harkonnen');
+    if (owners.length !== 1 || owners[0].specialKaramaUsed === true) return null;
+    return { effect, turn: game.turn, source: JSON.stringify([effect, game.turn, owners[0].id]) };
+  }
   if (effect === 'karamaBattleCancel') {
     const battle = game.battle, response = game.response, players = game.players;
     if (game.advanced !== false || game.phase !== 6 || !battle || !identifier(battle.event) ||