Kaus Australis is a passive item in Glacier's Laboratory, a mod for The Binding of Isaac.

Allows Isaac to revive once per floor.

Reviving with this item respawns Isaac with half health in the previous room.

Every time Isaac revives, he will constantly summon 1~2 ghost projectiles every 14 - CurrentStage frames, lasts for 20 seconds.

These ghost projectiles home in on a random enemy in the room and deals 2 damage each.

If Isaac reenters the room he previously died in, all enemies in the room will have 33% less health.

Kaus Australis can be found in the following item pools:

The following tags are applied to this item:

• Download Glacier's Laboratory from the Steam Workshop.