Dimensional Key is an unlockable passive item in Epiphany, a mod for The Binding of Isaac.

Causes a portal to spawn in every Super Secret Room that teleports Isaac to a special Shop.

The Shop contains a variety of items from the Dimensional Key item pool that can be purchased using keys, and usually some various pickups and beggars.

Items inside the Shop normally cost 5 keys, with the following exceptions:
• Items with a quality of 3 or more cost 10 keys.
• Active items with a quality of 1 or less cost 3 keys.
• Skeleton Key costs 50 keys.
• R Key costs 99 keys.

Leaving the Shop takes Isaac back to the Super Secret Room and removes the portal.

Defeat Delirium as Tarnished Cain.

Dimensional Key can be found in the following item pools:

The following tags are applied to this item:

• Check out the item description on the mod's external Wiki.
• Download Epiphany from the Steam Workshop.