Binding of Isaac: Rebirth Wiki

(in Afterbirth † and Repentance)

Big Chubby is a passive item added in The Binding of Isaac: Afterbirth †.

Effects[ | ]

  • Spawns a familiar that follows Isaac and charges across the room when Isaac fires, dealing 2.7 damage per tick or 40.5 damage per second to enemies it comes in contact with.
    • The familiar's charging speed is very slow, unlike its counterpart Collectible Little Chubby iconLittle Chubby.
    • The familiar blocks enemy shots.

Notes[ | ]

  • Big Chubby takes 6 seconds to travel the other end of normal-sized rooms.
  • Big Chubby will travel forward until hitting an obstacle or wall.
  • Big Chubby will continue to travel forward between rooms.
  • (in Repentance) Familiars that follow behind Isaac have a certain priority in how close their position is to him over other familiars, with Big Chubby having 5th priority.

Interactions[ | ]

  • Duct TapeDuct Tape: Big Chubby stays in place relative to Isaac until it is fired.

In-game Footage[ | ]

Trivia[ | ]

  • Big Chubby was originally an unofficial item which was supposed to showcase the modding capabilities of Afterbirth+ in the PAX 2016 livestream. However, all items included in the demo were later added to the final game.
  • The way Big Chubby moves resembles Pac-man.