The Gaping Maw is a monster in The Binding of Isaac: Rebirth (TBOIR)
It is a variant of the Stone Grimace.
The Gaping Maw is invincible and usually surrounded by Spikes (often retractable spikes)
It sucks the player towards it, causing damage when you touch the Spikes
- Keep moving constantly in the room or you will be sucked towards the monster
- You don't have to defeat this monster to unlock the room.