--- a/net/minecraft/world/entity/projectile/LargeFireball.java
+++ b/net/minecraft/world/entity/projectile/LargeFireball.java
@@ -15,15 +_,17 @@
 
 public class LargeFireball extends Fireball {
     private static final byte DEFAULT_EXPLOSION_POWER = 1;
-    private int explosionPower = 1;
+    public int explosionPower = 1;
 
     public LargeFireball(EntityType<? extends LargeFireball> entityType, Level level) {
         super(entityType, level);
+        this.isIncendiary = (level instanceof ServerLevel serverLevel) && serverLevel.getGameRules().getBoolean(GameRules.RULE_MOBGRIEFING); // CraftBukkit
     }
 
     public LargeFireball(Level level, LivingEntity owner, Vec3 movement, int explosionPower) {
         super(EntityType.FIREBALL, owner, movement, level);
         this.explosionPower = explosionPower;
+        this.isIncendiary = (level instanceof ServerLevel serverLevel) && serverLevel.getGameRules().getBoolean(GameRules.RULE_MOBGRIEFING); // CraftBukkit
     }
 
     @Override
@@ -31,8 +_,13 @@
         super.onHit(result);
         if (this.level() instanceof ServerLevel serverLevel) {
             boolean _boolean = serverLevel.getGameRules().getBoolean(GameRules.RULE_MOBGRIEFING);
-            this.level().explode(this, this.getX(), this.getY(), this.getZ(), this.explosionPower, _boolean, Level.ExplosionInteraction.MOB);
-            this.discard();
+            // CraftBukkit start - fire ExplosionPrimeEvent
+            org.bukkit.event.entity.ExplosionPrimeEvent event = new org.bukkit.event.entity.ExplosionPrimeEvent((org.bukkit.entity.Explosive) this.getBukkitEntity());
+            if (event.callEvent()) {
+                this.level().explode(this, this.getX(), this.getY(), this.getZ(), event.getRadius(), event.getFire(), Level.ExplosionInteraction.MOB);
+            }
+            // CraftBukkit end - fire ExplosionPrimeEvent
+            this.discard(org.bukkit.event.entity.EntityRemoveEvent.Cause.HIT); // CraftBukkit - add Bukkit remove cause
         }
     }
 
@@ -57,6 +_,6 @@
     @Override
     public void readAdditionalSaveData(CompoundTag compound) {
         super.readAdditionalSaveData(compound);
-        this.explosionPower = compound.getByteOr("ExplosionPower", (byte)1);
+        this.bukkitYield = this.explosionPower = compound.getByteOr("ExplosionPower", (byte)1); // CraftBukkit - set bukkitYield when setting explosionPower
     }
 }
