Collected all trophies

Collected two of each land animal on your raft, and sailed into a storm

Finish a play through without ever using a compass

Find Wollie

Build a camp fire on 10 distinct islands

Scavenge all survivor remnants on the islands

Make a clay flask

Craft a motor boat

Plant your first farm lot

Catch 10 fish with the fishing rod

Make some cloth using the loom

Spent 10 consecutive days without eating meat