Super Mario Treasure World

One of the most difficult SM64 ROM hacks ever created, and the first to have 182 stars to collect, Super Mario Treasure World has only been completed savestateless by a very small group of people.

Versions:

Super Mario Treasure World (Demo)
Super Mario Treasure World (Demo Fixed)
Super Mario Treasure World (v1.0)
Super Mario Treasure World (v1.2.1)