Pickup Quote
"Projectile shield"
Collection Grid
(page 5, column 17, row 3) (page 5, column 18, row 3)
Slipped Rib is an unlockable passive item added in The Binding of Isaac: Afterbirth † (Booster Pack #5 ) .
Effects [ | ]
Spawns a bone familiar that circles around Isaac and reflects enemy shots.
The reflected projectiles deal 5 damage if they would've hurt Isaac for half a heart, and 10 for a full heart.
The reflected projectiles deal 6 damage if they would've hurt Isaac for half a heart, and 7 for a full heart.
Enemy damage modification from item effects or by stage does not affect the reflected damage.
Reflected projectiles do not gain Tear effects from Isaac.
The familiar does not deal contact damage, but kills the same types of flies on contact as Pretty Fly orbitals do.
Notes [ | ]
Projectiles that create other projectiles (e.g. Shady ) can harm Isaac and be reflected.
Homing projectiles (e.g. from Psychic Horf ) do not retain their homing effect after being reflected.
Slipped Rib can reflect:
Explosive projectiles (e.g. from Gurgle ), which explode as normal.
Fireballs (e.g. from Crackle ), and their lines of fire do not harm Isaac.
Fire projectiles (e.g. from Mega Satan ).
Obstacles thrown by Polty or Kineti , dealing a flat 35 damage.
Slipped Rib does not reflect:
Interactions [ | ]
BFFS! : Increases its size but does not increase the hitbox or the reflected damage.
[ | ]
Trivia [ | ]
This item is a reference to slipping rib syndrome .
This item may be a reference to the Adam and Eve story in Genesis, where God takes a rib from Adam's body to create Eve.
This item may be a reference to the NES game Castlevania 2: Simon's Quest, where Dracula's rib is an item used as a shield that protects from projectiles.
This item is Edmund's favorite Booster Pack item according to _Kilburn.
Gallery [ | ]
Concept art for Slipped Rib on the right side, along with other Booster Pack items and trinkets, by Edmund McMillen.