The Bloat is the posthumous version of Peep found in Necropolis and all environments of Chapter 4.

Sketches for The Bloat and other bosses for the original Binding of Isaac's Wrath of the Lamb DLC.

The Bloat's Eyes have the same collision radius as The Bloat itself, which results in the eyes being difficult to dodge since the hitbox doesn't match up with the eyes' visual size.