Open a hatch.
Retire a faithful worker.
Complete the game.
Defeat Telemak, Priest of Lore.
Craft the Verdite Reactor.
Use the Crucible.
Witness the birth of a Smoke Ghost.
Incubate a Raptor Egg.
Show various esoteric objects to the Craftmaster.
Defeat a Male Pangocorn.
Trap a Smoke Ghost.
Trap a Grim Raptor or Grim Cheeper.
Defeat a Grim Raptor.
Find your son.
Help the Feral Child breed a pet.
Discover the World Heart.
Break open a Larva Mound.
Feed starving orphans.
Blow up a Spark Rat nest.
Defeat Smotherk, Priest of Flame.
Defeat a Stoker.
Use the Manufactory.
Blow up a Pumping Station.
Show off the result of a Behaviour Module.
Use the Blastforge.
Trap a Spark Rat.
Defeat Marduk, Priest of Bone.
Dig up a hoard.
Meet an old friend.
Defeat a Porkupine.
Trap a Polyp.
Use the Workbench.
Meet the Feral Child.
Reach the Underworld.
