Maw Of The Void

Maw Of The Void is a passive item.

Effects

 * +1.0 Damage up.
 * +0.5 Tear height.
 * After firing tears for four seconds, releasing the fire button unleashes a black ring around Isaac that expands and contracts and deals damage to all enemies within it.
 * The charge is completed when a red upside-down cross appears on Isaac's forehead.
 * Enemies killed by the black ring have a chance to drop Black Hearts.

Interactions

 * A Lump of Coal - The ring damage is halved.
 * A Lump of Coal + Proptosis - Proptosis effects override a Lump of Coal.
 * Marked - Crosshair must be moved for 4 seconds before the ring activates.

Synergies

 * Mom's Contacts - Enemies within the ring will quickly be frozen.
 * Proptosis - The ring is much larger and deals 1.5x damage per tick.
 * Serpent's Kiss - Poisoned enemies also have a chance to drop Black Hearts.
 * Spoon Bender - The ring curves towards enemies.
 * Wiggle Worm - The ring has rounded edges.