Do a favour for Tutreetial, and have it open the gate.

Collect a boulder to satiate the whim of a bored deity.

Bargain with a subterranean entrepreneur who has hooked an ancient race on Cavatos.

Harvest an illusive blue rose for an old mole-lady.

Erase the Piscian Gilfolk by doing catastrophic damage to an entire ecosystem.

Break off a tasty treat from the skeleton of a colossal blacksmith.

Achieve either ending of the game.

Eradicate the insidious cist demons.

Slay the primordial god-king Yaoeway.

Destroy the Crystaline Prism trapping Talurbas.

Collect an older boulder to continue satiating the whim of a bored deity - this time for fun.