D12 is an active item.
- Re-rolls all obstacles in the current room.
- Antibirth's D12 has a wider range of possible re-rolled obstacles than Afterbirth's D12. For example, it can re-roll obstacles into retractable spikes and red barrels.
- This item exists in the Afterbirth DLC with a different appearance.
MD7K EYRP (First floor treasure room)