Ice Armor Collab glow r3

This page pertains to the Obsidian Mod. The items, NPCs, or features described in this article are from the Obsidian Mod, and cannot be found in standard Terraria.

 This information pertains to the pre-v1.0 Obsidian Mod. Its contents are outdated and do not
to versions 1.0 and newer.
The Dark Gel is an item used to summon the Ultra Slime, a boss of the Obsidian Mod. The item can be used at any time of the day. It must be crafted at a demon altar.