Ceberus's Skull is a passive item in TBOI Otherside, a mod for The Binding of Isaac.

+0.5 Damage.
×1.25 damage multiplier.

Isaac's tears will set enemies on fire and have a chance to explode. Works similarly to Fire Mind tears.
Isaac's tears will pierce enemies.

This item can only be acquired by using Weird Mirror on Cricket's Head.

• Download TBOI Otherside from the Steam Workshop.