Support public leader preparation with Harkonnen

game/reference.ts

@@ -2847,7 +2847,7 @@ export const RULE_TOPICS: RuleTopic[] = [
     summary: 'Build a legal combination and decide what to keep after winning.',
     steps: [
       'Choose one weapon, one defense, both, or neither. A worthless card can occupy a weapon or defense slot.',
-      'Choose an available leader or Cheap Hero when required. Without either, battle cards cannot be played. In supported fresh classic Basic battles, an inability is announced before plans. When dead leaders may be revived, a preparation opportunity lets you play Ghola from your hand before continuing; a later revival updates the public notice. Other Basic and Advanced leaderless plans announce on sealing; its dial, spice and other choices remain sealed. Refresh retains the same announcement without submitting another plan.',
+      'Choose an available leader or Cheap Hero when required. Without either, battle cards cannot be played. In supported fresh classic Basic battles, an inability is announced before plans. When dead leaders may be revived, a preparation opportunity lets you play Ghola from your hand before continuing; a later revival updates the public notice. Harkonnen can use a captive leader; its announcement stays at plan submission while it holds a concealed captive. Other Basic and Advanced leaderless plans announce on sealing; its dial, spice and other choices remain sealed. Refresh retains the same announcement without submitting another plan.',
       'On Arrakis, a surviving leader remains in its battle territory for the rest of the Battle phase. A later Lasgun–Shield explosion there also kills previously surviving leader discs still present, even if a different leader fights that later battle. The Basic application is provisional; a successful Traitor call prevents the explosion.',
       'A loser normally discards all played cards. If allied with Moritani and the battle has a winner, the defeated ally may retain one played card that a winner could keep. A winner may discard selected played cards; Cheap Heroes are discarded after use.',
     ],