Contract from Below is a passive item in The Binding of Isaac.

Any reward spawned from clearing a room is doubled, but has a 33% chance to be removed completely.

Does not apply to trinkets or Pennies dropped in Greed Mode.

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

Contract from Below can be found in the following item pools:

The following tags are applied to this item:

Below is the Internal Item Description as shown in-game.
Note that some stat changes are not displayed here. Please see the main description for the full effects.

Contract from Below

• Decreases the likelihood of a room-clear reward by 33%
• Doubles the room-clear reward when earned
• Abyss: x1 locust 1x Isaac's damage

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