Complete The Wastes Dark World without dying

Unlock Bandage Girl

Unlock Brownie

Complete Visceraville without dying

Complete The Core without dying

Complete 100% of the game

Complete The Forge Dark World without dying

Complete The Core Dark World without dying

Beat all Dark World levels

Beat all The Forge Dark World A+ times

Beat all The Wastes Dark World A+ times

Beat all The Core Dark World A+ times

Complete The Forge without dying

Complete Visceraville Dark World without dying

Beat all Forest Dark World A+ times

Complete The Forest Dark World without dying

Beat the Light World

Complete The Wastes without dying

Beat all Visceraville Dark World A+ times

Complete The Forest without dying

Unlock Glitch Boy

Unlock the Headcrab

Complete all secret levels

Complete a secret level

Unlock The Kid

Unlock Tofu Boy