To get to the Death Mountain Dark World Treasure Cave, first go to Death Mountain in the Light World. Head up the long ladder ...

You'll end up on a long rock balcony with two cave entrances. One is the exit you just came from and the other leads to the dungeon's treasure. Walk to the east cave entrance, but don't go inside.

Infinite Craft is a logic-based crafting game that challenges you to create as many things as you can with basic ingredients, from simple elements to complicated structures, ideas, and concepts.