diff --git a/src/components/RabbitEntity.tsx b/src/components/RabbitEntity.tsx
index 17d181a..75f3d18 100644
--- a/src/components/RabbitEntity.tsx
+++ b/src/components/RabbitEntity.tsx
@@ -1,7 +1,6 @@
 import { observer } from 'mobx-react-lite';
 import type { GameStore } from '../game/GameStore';
 import type { RabbitState } from '../game/types';
-import { RABBIT_MAX_HP } from '../game/rabbits';
 import { RABBIT_NIGHT_SPRITE, RABBIT_SPRITE } from '../game/sprites';
 import HealthBar from './HealthBar';
 import PixelSprite from './PixelSprite';
@@ -24,8 +23,8 @@ const RabbitEntity = observer(function RabbitEntity({ rabbit, store }: { rabbit:
       >
         <PixelSprite pixels={store.isNight ? RABBIT_NIGHT_SPRITE : RABBIT_SPRITE} size={size} />
       </div>
-      {rabbit.hp < RABBIT_MAX_HP && (
-        <HealthBar x={rabbit.x} y={rabbit.y - rabbit.z - size * 0.5 - 6} ratio={rabbit.hp / RABBIT_MAX_HP} />
+      {rabbit.hp < store.rabbitMaxHp && (
+        <HealthBar x={rabbit.x} y={rabbit.y - rabbit.z - size * 0.5 - 6} ratio={rabbit.hp / store.rabbitMaxHp} />
       )}
     </div>
   );
diff --git a/src/game/GameStore.ts b/src/game/GameStore.ts
index 0b1038b..4af74cf 100644
--- a/src/game/GameStore.ts
+++ b/src/game/GameStore.ts
@@ -20,6 +20,7 @@ import {
 import { BLOOD_MOON_BANNER_SECONDS, DAY_HOURS, isBloodMoonNight, isNightHour, NIGHT_SPEED, nightBelongsToDay } from './daynight';
 import { clearSave, loadSave, writeSave } from './persistence';
 import {
+  BLOOD_MOON_COMBAT_MULTIPLIER,
   BLOOD_MOON_SIZE_MULTIPLIER,
   RABBIT_ACTION_DURATION,
   RABBIT_HEALTH_REGEN_INTERVAL,
@@ -233,6 +234,17 @@ export class GameStore {
     return RABBIT_HIT_RADIUS * (this.isBloodMoon ? BLOOD_MOON_SIZE_MULTIPLIER : 1);
   }
 
+  /** A rabbit's max hp — during a blood moon they're tougher, not just bigger. */
+  get rabbitMaxHp(): number {
+    return RABBIT_MAX_HP * (this.isBloodMoon ? BLOOD_MOON_COMBAT_MULTIPLIER : 1);
+  }
+
+  /** Damage a rabbit's strike deals to the character — during a blood moon they hit harder, not
+   * just bigger. */
+  get rabbitStrikeDamage(): number {
+    return RABBIT_STRIKE_DAMAGE * (this.isBloodMoon ? BLOOD_MOON_COMBAT_MULTIPLIER : 1);
+  }
+
   /** Buys the next level of the given upgrade if there are enough coins. Returns whether it bought. */
   buyUpgrade(id: UpgradeId): boolean {
     const level = this.upgradeLevels[id];
@@ -289,7 +301,7 @@ export class GameStore {
         // Recomputed from actionTime on the very next tick if actually mid-jump, so 0 is a safe
         // starting value regardless.
         z: 0,
-        hp: rabbit.hp ?? RABBIT_MAX_HP,
+        hp: rabbit.hp ?? this.rabbitMaxHp,
         // Purely a transient visual cue — always starts unflashed regardless of the save.
         hitFlashTimer: 0,
         // Transient accumulator — always starts fresh regardless of the save.
@@ -387,7 +399,7 @@ export class GameStore {
       x: pos.x,
       y: pos.y,
       z: 0,
-      hp: RABBIT_MAX_HP,
+      hp: this.rabbitMaxHp,
       hitFlashTimer: 0,
       healthRegenProgress: 0,
       action: 'idle',
@@ -525,7 +537,8 @@ export class GameStore {
     this.updateAutosave(deltaTime);
   }
 
-  /** Shows the "КРОВАВАЯ ЛУНА!" banner for a few seconds right as a blood moon night begins. */
+  /** Shows the "КРОВАВАЯ ЛУНА!" banner for a few seconds and heals every rabbit to full (their
+   * now-tripled max hp) right as a blood moon night begins. */
   private updateBloodMoon(deltaTime: number) {
     if (this.bloodMoonBannerTimer > 0)
       this.bloodMoonBannerTimer = Math.max(0, this.bloodMoonBannerTimer - deltaTime);
@@ -537,6 +550,11 @@ export class GameStore {
       return;
     this.lastAnnouncedBloodMoonDay = nightDay;
     this.bloodMoonBannerTimer = BLOOD_MOON_BANNER_SECONDS;
+    const maxHp = this.rabbitMaxHp;
+    for (const rabbit of this.rabbits) {
+      rabbit.hp = maxHp;
+      rabbit.healthRegenProgress = 0;
+    }
   }
 
   /** Hp regenerates a whole point at a time (same accumulate-then-spend cadence as chopProgress,
@@ -567,7 +585,7 @@ export class GameStore {
    * out — the ~1s of "striking" afterward is just the rabbit committed to that action and unable
    * to do anything else, not a wind-up the character could still escape. */
   private landRabbitStrike() {
-    this.characterHp = Math.max(0, this.characterHp - RABBIT_STRIKE_DAMAGE);
+    this.characterHp = Math.max(0, this.characterHp - this.rabbitStrikeDamage);
     this.characterHitFlashTimer = HIT_FLASH_DURATION;
     if (this.characterHp <= 0) {
       this.isDead = true;
@@ -606,14 +624,15 @@ export class GameStore {
    * character's own regen — unlike the character's, this isn't paused by anything (no upgrade for
    * it either), so it ticks along even mid-fight. */
   private updateRabbitHealthRegen(rabbit: RabbitState, deltaTime: number) {
-    if (rabbit.hp >= RABBIT_MAX_HP) {
+    const maxHp = this.rabbitMaxHp;
+    if (rabbit.hp >= maxHp) {
       rabbit.healthRegenProgress = 0;
       return;
     }
     rabbit.healthRegenProgress += deltaTime;
-    while (rabbit.healthRegenProgress >= RABBIT_HEALTH_REGEN_INTERVAL && rabbit.hp < RABBIT_MAX_HP) {
+    while (rabbit.healthRegenProgress >= RABBIT_HEALTH_REGEN_INTERVAL && rabbit.hp < maxHp) {
       rabbit.healthRegenProgress -= RABBIT_HEALTH_REGEN_INTERVAL;
-      rabbit.hp = Math.min(RABBIT_MAX_HP, rabbit.hp + 1);
+      rabbit.hp = Math.min(maxHp, rabbit.hp + 1);
     }
   }
 
diff --git a/src/game/rabbits.ts b/src/game/rabbits.ts
index fe257e1..9f9630a 100644
--- a/src/game/rabbits.ts
+++ b/src/game/rabbits.ts
@@ -39,6 +39,10 @@ export const RABBIT_NIGHT_JUMP_SPREAD_DEGREES = 30;
 /** Rabbits (and their strike/hit ranges) are this much bigger during a blood moon. */
 export const BLOOD_MOON_SIZE_MULTIPLIER = 2;
 
+/** Rabbits deal this much more strike damage and have this much more max hp during a blood moon —
+ * a bigger jump than their (purely visual/reach) size multiplier above. */
+export const BLOOD_MOON_COMBAT_MULTIPLIER = 3;
+
 /** Seconds per hp of rabbit health regen (fixed — unlike the character's own regen, there's no
  * upgrade for it). */
 export const RABBIT_HEALTH_REGEN_INTERVAL = 3;