Find the party.

Complete all plot missions, side missions, and crew challenges on Gehenna.

Complete mission “Riding to Ruin”.

Complete mission “Off the Rails”.

Complete mission “Blood from a Stone”.

Get a 21 in the blackjack minigame.

Complete the Mayor's outfit.

Destroy all of Mr. Torgue's hot sauces.

Use 5 different Quickfire gadgets in one fight as Robin in Harley Quinn's Revenge

Zip Kick 5 different thugs

Defuse all bombs in 3 minutes or less

Clean up the Dry Docks

Find a way into the secret base