1up! is a familiar in The Binding of Isaac.

+1 extra life.

Grants a familiar that follows Isaac.

Respawns Isaac with full health in the previous room, or half a soul heart if he has no red heart containers.

The item is removed from Isaac's inventory after it respawns Isaac.

This page shows information as of the latest Repentance release.
To see latest up-to date information about this item for the new Repentance+ (Online Co-op) DLC, check this page instead.

This item contributes towards the Fun Guy transformation. Collecting 3 items from this set will give Isaac +1 full red heart container.

1up! can be found in the following item pools:

The following tags are applied to this item:

• Check out the item description on the external Isaac Wiki.