Black Hole 
Effects
- Upon use, Isaac throws a black hole which sucks in and damages enemies.
- The black hole deals 0.4 damage per tick very rapidly, for a maximum of 6 dps. This damage doesn't scale with Isaac's damage.
- The black hole lasts for about 6 seconds.
- The black hole also slightly sucks in Isaac and pickups.
- The black hole also destroys nearby obstacles, such as rocks and pots, with the exception of (Added in Repentance) Fool's Gold Rocks.
- It can also suck in projectiles shot by enemies.
Notes
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Black Hole can pull pickups across pits, so be careful as it may pull pickups to areas where they are unobtainable.
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Black Hole cannot free (Sticky Nickel) Sticky Nickels.
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Black Hole cannot destroy (Shopkeeper) Shopkeepers.
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Black Hole cannot destroy Angels Statues
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Black Hole's pull is stronger than the pull of
Strange Attractor. -
Black Hole can't open (Secret Room) Secret Room and (Super Secret Room) Super Secret Rooms regardless of placement, despite crushing obstacles.
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Black Hole does not suck in stationary or invincible enemies.
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Black Hole will not suck in the following bosses, although they can still take damage from the black hole and their shots are affected by it:
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Suture (from (Blighted Ovum) Blighted Ovum)
Synergies
- (Added in Repentance)
Book of Virtues: Spawns black wisps on the middle ring. Wisps' tears have the Strange Attractor effect.
Interactions
Car Battery: No effect.
Gnawed Leaf: The black hole does not pull Isaac in while he is a statue.
Schoolbag: The black hole will continue to pull in enemies, pickups, etc. while allowing the player to use other active items.