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Isaac
Isaac Portrait
Character Information
Character Type Boss
Floors of

Appearance

The Cathedral
Base Health
Heart flash
2000
Unlocked By Defeat It Lives
Items Dropped Boss Chest

Isaac is an enemy in The Binding of Isaac: Rebirth that appears as the official Boss of The Cathedral Floor.

Behavior

Isaac will go through three stages depending on his health- the first at full health, the second at 3/4 health, and the third at 1/2 health. The stages are as follows:
1. Isaac will be lying on the ground, crying. His attacks are as follows:

  • Isaac will shoot 12 lines of tears at Isaac (Player) in an asterisk pattern.
  • Isaac will shoot waves of tears at Isaac (Player).
  • Isaac will shoot 8 lines of tears in a spiral pattern.
  • Isaac will shoot 8 lines of tears in a complex spiral pattern.

2. Isaac will be standing, looking up. His attacks are as follows:

  • Isaac will keep all of the attacks from his first phase.
  • Isaac will spawn two Angelic Babies.
  • Isaac will shoot 4 splitting tears outwards.
  • Isaac will summon a few beams of light that damage Isaac (Player).

3. Isaac will be flying, smiling and looking up. His attacks are in the order as follows:

  1. Isaac will fire 8 lines of tears in an asterisk pattern.
  2. Isaac teleports around and will fire waves of tears at Isaac (Player).
  3. After taking enough damage, Isaac will fly away, spawning a checker pattern of light beams across the room.

Trivia

  • The track title for the Isaac Boss fight is Infanticide.

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