Defeat 70 enemies with the M4

Defeat 70 enemies with the FAL

Defeat 50 enemies with the Micro - 9mm

Defeat 20 enemies with gunfire by aiming while hanging

Defeat 50 enemies with hand-to-hand combat

Defeat 20 enemies with headshots

Complete story mode on Normal difficulty

KO all the henchmen celebrating your arrival at the party

Complete a combo of 20 moves (any play mode)

Venture into Killer Croc's lair and come out alive

Solve 25% of riddler challenges

String up one henchman and drop him to surprise a second (any play mode).