Chaos

Chaos is a Hard Mode boss. When he is defeated, he will trigger Expert Mode. To summon him, you must throw a Mecha Doll into Boiling Water.

Stats:

 * 100,000 Health
 * Fast speed
 * Strong knockback
 * 20 defense

Phase 1

 * 120 damage
 * 75 damage (Bullets)

Phase 2

 * 240 damage
 * 100 damage (Bullets)
 * 18 damage (Shards)

Phase 3

 * 480 damage
 * 200 damage (Bullets)
 * 36 damage (Shards)

Stage 1
In stage 1, Chaos will charge 7 times, and then shoot 16 crystal bullets at you.

Stage 2
When Chaos goes down to 50,000 Health, he enters Stage 2. His attacks are the same as Stage 1, but the crystal bullets break into shards.

Stage 3
When Chaos reaches 10,000 Health, he enters Stage 3. Now, after shooting bullets he will summon 4 Chaos Servants.

Drops
Only one of the following will drop.
 * Shiny Crystal Bullets (100-200)
 * Chaos Trophy (10%)
 * Souls of Chaos (5-14)
 * Chaos Blood (1-5) (30%)
 * 20 Gold Coins
 * U.F.B (33.3%)
 * Crystaliser (33.3%)
 * Necronomicon T2 (33.3%)

Trivia

 * Chaos is a reference to Kaos from Skylanders.