diff --git a/js/help.js b/js/help.js
index 8d72d02..1d05398 100644
--- a/js/help.js
+++ b/js/help.js
@@ -292,9 +292,9 @@ function drawHelpPressure(ctx, px, py) {
   const gain = pressureGainUnits(d), drop = pressureDropUnits(d), scale = pressureDropScale();
   helpLines(ctx, px, py + HELP_BODY, [
     { head: 'ADAPTIVE PRESSURE (HUD, BOTTOM-RIGHT)', lines: [
-      'MULTIPLIES ENEMY AND BOSS HP + SPEED AT SPAWN TIME · RANGE 0.75× – 1.60×',
+      'MULTIPLIES ENEMY AND BOSS HP + SPEED AT SPAWN TIME · RANGE ' + PRESSURE_MIN.toFixed(2) + '× – ' + PRESSURE_MAX.toFixed(2) + '×',
       'ALL SCORE IS MULTIPLIED BY LIVE PRESSURE',
-      'DIAL ' + (d > 0 ? '+' : '') + d + ' — RISE ' + gain.toFixed(1) + '/5 PER CLEAN ROOM · RELIEF ' + drop.toFixed(1) + '/5 ON HIT',
+      'DIAL ' + (d > 0 ? '+' : '') + d + ' — RISE ' + gain.toFixed(1) + '/10 PER CLEAN ROOM · RELIEF ' + drop.toFixed(1) + '/10 ON HIT',
       '+' + pressureGain().toFixed(3) + ' FOR EVERY ROOM CLEARED WITHOUT TAKING ANY DAMAGE',
       'RELIEF ON HIT = ' + (0.03 * scale).toFixed(3) + ' × SEVERITY × DESPERATION × CHURN',
       '  SEVERITY = HIT / (MAX HP × 0.25), CLAMPED 0.4 – 2',
diff --git a/js/main.js b/js/main.js
index 6068715..7d1aad1 100644
--- a/js/main.js
+++ b/js/main.js
@@ -188,7 +188,7 @@ function update(dt) {
       if (keyPressed('arrowright', 'd', '=', '+')) setPressureDial(G.pressureDial + 1);
       if (Input.mpressed && inRect(Input.mx, Input.my, sl)) G.menuDialDrag = true;
       if (G.menuDialDrag && Input.mdown) {
-        setPressureDial(Math.round(((Input.mx - sl.x) / sl.w) * 10) - 5);
+        setPressureDial(Math.round(((Input.mx - sl.x) / sl.w) * 20) - 10);
       }
       if (!Input.mdown) G.menuDialDrag = false;
       if (keyPressed('enter', ' ') || (Input.mpressed && !inRect(Input.mx, Input.my, sl) && !exitClick)) startRun();
@@ -403,26 +403,28 @@ function drawPressureDial(ctx) {
   drawPixelPanel(ctx, sl.x, sl.y, sl.w, sl.h, {
     cut: 6, shadow: false, accent, fill: 'rgba(12,5,8,0.92)', border: '#63303a',
   });
-  const name = d <= -4 ? 'MERCIFUL' : d <= -2 ? 'EASED' : d <= 0 ? 'STANDARD' : d <= 2 ? 'TENSE' : d <= 4 ? 'SAVAGE' : 'RELENTLESS';
+  const name = d <= -9 ? 'FORGIVING' : d <= -6 ? 'MERCIFUL' : d <= -3 ? 'EASED' : d <= 0 ? 'STANDARD' :
+    d <= 3 ? 'TENSE' : d <= 5 ? 'SAVAGE' : d <= 7 ? 'RELENTLESS' : d <= 9 ? 'ATROCIOUS' : 'MEAT GRINDER';
   ctx.textAlign = 'left'; ctx.fillStyle = '#9e857a'; ctx.font = 'bold 8px monospace';
   ctx.fillText('PRESSURE DIAL', sl.x + 10, sl.y + 12);
   ctx.textAlign = 'right'; ctx.fillStyle = accent; ctx.font = 'bold 9px monospace';
   ctx.fillText((d > 0 ? '+' : '') + d + ' ' + name, sl.x + sl.w - 10, sl.y + 12);
-  // track with 10 steps / 11 notches
+  // track with 20 steps / 21 notches
   const bx = sl.x + 34, bw = sl.w - 68, by = sl.y + 20, bh = 10;
-  drawPixelBar(ctx, bx, by, bw, bh, (d + 5) / 10, {
-    fill: accent, glint: '#f4d86d', border: '#5d3c43', segments: 10,
+  drawPixelBar(ctx, bx, by, bw, bh, (d + 10) / 20, {
+    fill: accent, glint: '#f4d86d', border: '#5d3c43', segments: 20,
   });
   // bright notch marker
-  const nx = bx + Math.round((d + 5) / 10 * bw);
+  const nx = bx + Math.round((d + 10) / 20 * bw);
   ctx.fillStyle = '#f5e9d6';
   ctx.fillRect(nx - 1, by - 2, 2, bh + 4);
   // end labels
   ctx.fillStyle = '#7d6262'; ctx.font = 'bold 9px monospace'; ctx.textAlign = 'center';
-  ctx.fillText('-5', bx - 16, by + 9); ctx.fillText('+5', bx + bw + 16, by + 9);
+  ctx.fillText('-10', bx - 18, by + 9); ctx.fillText('+10', bx + bw + 18, by + 9);
   // derived readout
   ctx.fillStyle = '#8f7770'; ctx.font = '8px monospace';
-  ctx.fillText('RISE +' + gain.toFixed(1) + '/5 · RELIEF ' + drop.toFixed(1) + '/5 · SCORE ×LIVE PRESSURE', sl.x + sl.w / 2, sl.y + sl.h - 7);
+  const rise = (gain >= 0 ? '+' : '') + gain.toFixed(1);
+  ctx.fillText('RISE ' + rise + '/10 · RELIEF ' + drop.toFixed(1) + '/10 · SCORE ×LIVE PRESSURE', sl.x + sl.w / 2, sl.y + sl.h - 7);
 }
 
 function drawPause(ctx) {
diff --git a/js/rooms.js b/js/rooms.js
index 5214a03..cbee65f 100644
--- a/js/rooms.js
+++ b/js/rooms.js
@@ -215,7 +215,7 @@ function updateRoom(dt) {
 function recordRoomClear(room) {
   if (!G.roomDamaged) {
     G.streak++;
-    G.pressure = Math.min(PRESSURE_MAX, G.pressure + pressureGain());
+    G.pressure = clamp(G.pressure + pressureGain(), PRESSURE_MIN, PRESSURE_MAX);
   } else {
     G.streak = 0;
   }
diff --git a/js/state.js b/js/state.js
index 666d112..800f7f5 100644
--- a/js/state.js
+++ b/js/state.js
@@ -51,17 +51,28 @@ const G = {
 const PERK_POWER_WEIGHT = 0.5;
 // ammo economy: global dial for drop frequency (refill size is per-weapon)
 const AMMO_DROP_SCALE = 0.75;
-const PRESSURE_MIN = 0.75, PRESSURE_MAX = 1.60;
+const PRESSURE_MIN = 0.60, PRESSURE_MAX = 2.00;
 const PRESSURE_UNIT = 0.01;          // one "point" on the dial scale
 const PRESSURE_GAIN = PRESSURE_UNIT; // retained: dial 0 == 1 point
 const PRESSURE_DROP_BASE = 3;        // dial 0 == 0.03 relief base
 const DEATH_LOCK = 3;
-const PRESSURE_DIAL_MIN = -5, PRESSURE_DIAL_MAX = 5;
+const PRESSURE_DIAL_MIN = -10, PRESSURE_DIAL_MAX = 10;
 
-// -5 -> 0 units, 0 -> 1 unit, +5 -> 5 units (piecewise linear)
-function pressureGainUnits(dial) { const d = clamp(dial, PRESSURE_DIAL_MIN, PRESSURE_DIAL_MAX); return d <= 0 ? 1 + d * 0.2 : 1 + d * 0.8; }
-// -5 -> 5 units, 0 -> 3 units, +5 -> 0 units (piecewise linear)
-function pressureDropUnits(dial) { const d = clamp(dial, PRESSURE_DIAL_MIN, PRESSURE_DIAL_MAX); return d <= 0 ? 3 - d * 0.4 : 3 - d * 0.6; }
+// Preserve the old -5 / 0 / +5 balance while adding genuinely wider extremes.
+function pressureGainUnits(dial) {
+  const d = clamp(dial, PRESSURE_DIAL_MIN, PRESSURE_DIAL_MAX);
+  if (d <= -5) return (d + 5) * 0.4;     // -10 -> -2, -5 -> 0
+  if (d <= 0) return 1 + d * 0.2;        // -5 -> 0, 0 -> 1
+  if (d <= 5) return 1 + d * 0.8;        // 0 -> 1, +5 -> 5
+  return 5 + (d - 5);                    // +5 -> 5, +10 -> 10
+}
+function pressureDropUnits(dial) {
+  const d = clamp(dial, PRESSURE_DIAL_MIN, PRESSURE_DIAL_MAX);
+  if (d <= -5) return 5 - (d + 5) * 0.6; // -10 -> 8, -5 -> 5
+  if (d <= 0) return 3 - d * 0.4;        // -5 -> 5, 0 -> 3
+  if (d <= 5) return 3 - d * 0.6;        // 0 -> 3, +5 -> 0
+  return 0;
+}
 function pressureGain()      { const base = pressureGainUnits(G.pressureDial) * PRESSURE_UNIT; return base * (G.player && G.player.stats.abattoirEngine > 0 ? 2 : 1); }
 function pressureDropScale() { return pressureDropUnits(G.pressureDial) / PRESSURE_DROP_BASE; }
 
diff --git a/test/smoke.js b/test/smoke.js
index f066a0c..c4505a6 100644
--- a/test/smoke.js
+++ b/test/smoke.js
@@ -61,7 +61,7 @@ for (const f of files) {
 }
 // const/let top-level bindings live in the context's lexical scope, not on the
 // global object — expose the ones the harness pokes at directly.
-vm.runInContext('Object.assign(this, { G, Input, WEAPONS, Music, Sfx, SfxBank, W, H, WALL, ITEMS, ACTIVES, PERKS, ENEMY_TYPES, BOSS_DEFS, SPRITE_MANIFEST, Sprites, ACTOR_ANIMS, PRESSURE_UNIT, PRESSURE_DIAL_MIN, PRESSURE_DIAL_MAX, ROOM_SHAPES, ROOM_THEMES, HELP_PAGES, HELP_RENDERERS, SPAWN_WARN })', sandbox);
+vm.runInContext('Object.assign(this, { G, Input, WEAPONS, Music, Sfx, SfxBank, W, H, WALL, ITEMS, ACTIVES, PERKS, ENEMY_TYPES, BOSS_DEFS, SPRITE_MANIFEST, Sprites, ACTOR_ANIMS, PRESSURE_UNIT, PRESSURE_MIN, PRESSURE_MAX, PRESSURE_DIAL_MIN, PRESSURE_DIAL_MAX, ROOM_SHAPES, ROOM_THEMES, HELP_PAGES, HELP_RENDERERS, SPAWN_WARN })', sandbox);
 
 let simTime = 0;
 const ctx = sandbox;
@@ -968,12 +968,12 @@ console.log('== adaptive clean-room pressure ==');
   check('fully shielded hits preserve a clean-room streak', ctx.G.pressure === 1.2 && ctx.G.streak === 4 && !ctx.G.roomDamaged);
   p.shieldHp = 0;
 
-  ctx.G.pressure = 0.751; ctx.G.recentHits = []; p.hp = 3; p.invT = 0; ctx.G.mode = 'play';
+  ctx.G.pressure = 0.601; ctx.G.recentHits = []; p.hp = 3; p.invT = 0; ctx.G.mode = 'play';
   ctx.hurtPlayer(1, 0);
-  check('pressure relief is floored at 75%', ctx.G.pressure === 0.75);
+  check('pressure relief is floored at 60%', ctx.G.pressure === 0.60);
 
   ctx.G.pressure = 9; ctx.G.roomDamaged = false; ctx.recordRoomClear({ type: 'combat' });
-  check('pressure is capped at 160%', ctx.G.pressure === 1.6);
+  check('pressure is capped at 200%', ctx.G.pressure === 2.0);
   ctx.startRun(); step(3, 16);
   check('new runs reset pressure and streak', ctx.G.pressure === 1 && ctx.G.streak === 0);
 }
@@ -1038,15 +1038,19 @@ console.log('== 500ms wave spawn telegraph ==');
 
 console.log('== pressure dial scaling ==');
 {
-  const GAIN = { '-5': 0, '-4': 0.2, '-3': 0.4, '-2': 0.6, '-1': 0.8, '0': 1, '1': 1.8, '2': 2.6, '3': 3.4, '4': 4.2, '5': 5 };
-  const DROP = { '-5': 5, '-4': 4.6, '-3': 4.2, '-2': 3.8, '-1': 3.4, '0': 3, '1': 2.4, '2': 1.8, '3': 1.2, '4': 0.6, '5': 0 };
+  const GAIN = [-2, -1.6, -1.2, -0.8, -0.4, 0, 0.2, 0.4, 0.6, 0.8, 1, 1.8, 2.6, 3.4, 4.2, 5, 6, 7, 8, 9, 10];
+  const DROP = [8, 7.4, 6.8, 6.2, 5.6, 5, 4.6, 4.2, 3.8, 3.4, 3, 2.4, 1.8, 1.2, 0.6, 0, 0, 0, 0, 0, 0];
   let gainOK = true, dropOK = true;
-  for (let d = -5; d <= 5; d++) {
-    if (Math.abs(ctx.pressureGainUnits(d) - GAIN[d]) > 1e-6) gainOK = false;
-    if (Math.abs(ctx.pressureDropUnits(d) - DROP[d]) > 1e-6) dropOK = false;
+  for (let d = -10; d <= 10; d++) {
+    if (Math.abs(ctx.pressureGainUnits(d) - GAIN[d + 10]) > 1e-6) gainOK = false;
+    if (Math.abs(ctx.pressureDropUnits(d) - DROP[d + 10]) > 1e-6) dropOK = false;
   }
-  check('gain units match all 11 notches', gainOK);
-  check('drop units match all 11 notches', dropOK);
+  check('gain units match all 21 notches', gainOK);
+  check('drop units match all 21 notches', dropOK);
+  ctx.G.pressureDial = 10;
+  ctx.G.pressure = 1; ctx.G.roomDamaged = false;
+  ctx.recordRoomClear({ type: 'combat' });
+  check('dial +10 clean room adds 10%', Math.abs(ctx.G.pressure - 1.10) < 1e-4);
   // dial +5: gain 0.05/clean room, zero relief on hit
   ctx.G.pressureDial = 5;
   ctx.G.pressure = 1; ctx.G.roomDamaged = false;
@@ -1061,6 +1065,13 @@ console.log('== pressure dial scaling ==');
   ctx.G.pressure = 1; ctx.G.roomDamaged = false;
   ctx.recordRoomClear({ type: 'combat' });
   check('dial -5 clean room adds nothing', Math.abs(ctx.G.pressure - 1) < 1e-6);
+  ctx.G.pressureDial = -10;
+  ctx.G.pressure = 1; ctx.G.roomDamaged = false;
+  ctx.recordRoomClear({ type: 'combat' });
+  check('dial -10 clean room bleeds 2% pressure', Math.abs(ctx.G.pressure - 0.98) < 1e-6);
+  ctx.G.pressure = 0.605; ctx.G.roomDamaged = false;
+  ctx.recordRoomClear({ type: 'combat' });
+  check('negative clean-room gain respects the 60% floor', ctx.G.pressure === 0.60);
   const mkHit = (dial) => {
     ctx.G.pressureDial = dial;
     ctx.G.pressure = 1.2; ctx.G.recentHits = [];
@@ -1069,9 +1080,11 @@ console.log('== pressure dial scaling ==');
     return 1.2 - ctx.G.pressure;
   };
   const reliefNeg = mkHit(-5);
+  const reliefExtreme = mkHit(-10);
   const reliefZero = mkHit(0);
   check('dial -5 relief beats dial 0 (' + reliefNeg.toFixed(4) + ' vs ' + reliefZero.toFixed(4) + ')',
     reliefNeg > reliefZero && Math.abs(reliefNeg - reliefZero * (5 / 3)) < 1e-4);
+  check('dial -10 relief is 8/3 of dial 0', reliefExtreme > reliefNeg && Math.abs(reliefExtreme - reliefZero * (8 / 3)) < 1e-4);
   // score multiplier
   ctx.G.pressureDial = 0;
   ctx.G.pressure = 1.5;