Enter the Chamber of Gnomes.

Complete your first Raritanium weapon mod.

Vanquish a friend in their Backyard Battleground.

Craft a workbench with four blocks of wooden planks.

Punch a tree until the block of wood pops out.

Collect all Minikits in any level

Complete Poe To The Rescue

Visit a friend's Backyard Battleground, or have a friend visit your Backyard Battleground.

Found all the bonuses.

Deactivated the Black Sun.

Didn't speak during the interrogation.

Told the truth during the interrogation.