Binding of Isaac: Rebirth Wiki

Questionmarkisaac.png For the item with a similar name, see Glowing Hour Glass.

The Hourglass is an activated item.


  • All enemies in the room are slowed for approximately 8 seconds.


  • Added in RepentanceBook of Virtues Book of Virtues: Spawns hourglass-shaped wisps on the middle ring. The wisps slow all enemies in the room for 3 seconds when destroyed. If the Hourglass is used or extra wisps are destroyed while the slow is in effect, its duration is extended.

In-game Footage[]



  • One of Death Death's attacks invokes The Hourglass, slowing down Isaac for a short duration. The same popup appears as well.


PC MQWZ G97T (Treasure Room adjacent to spawn)

PC Added in Repentance CWH6 QDV1 (Treasure Room adjacent to spawn)

PS4 HBXK WK7Z (First floor Treasure Room)

Vita C2F6 E7TJ (Treasure Room adjacent to spawn)


Bug Bug! Removed in Afterbirth † Upon using The Hourglass on The Hollow The Hollow, there is a chance that when they hit the corners of the walls, they will stay there until the effect is gone. Afterwards, The Hollow will have the same moving patterns as Larry Jr. Larry Jr.