Binding of Isaac: Rebirth Wiki

Crack the Sky is an activated item.

Effects[ | ]

  • Summons 5 beams of light in random locations on the ground. Each beam lasts for 0.8 seconds and deals large amounts of damage to enemies that touch them. They have a hitbox in a 3x3 cross shape.
    • Each beam can hit the same enemy up to 8 times, and deals Isaac's tear damage plus a flat 20 damage per hit.
  • (in Rebirth) The beams tend to gravitate towards the enemies, unlike the original game.
    • (except in Rebirth) The beams have a high chance to directly target enemies, unlike the original game.

Synergies[ | ]

  • (in Repentance)Collectible Book of Virtues iconBook of Virtues: Spawns wisps in the middle ring. The wisps summon a beam of light when touched, dealing 12 damage to nearby enemies in addition to their normal contact damage.

In-game Footage[ | ]

Gallery[ | ]

Trivia[ | ]

  • Boss Conquest ingameConquest and (in Repentance) Holy EyeHoly Eyes uses this ability to damage Isaac.
  • Boss Isaac ingameIsaac also uses this ability to damage Isaac, only in a pattern and in a higher quantity of beams.