YoungbloodUnlock all trophies.   TeamworkComplete a mission with co-op player.   ResistorKill 500 enemies.   SwatterKill 20 drones.   Immovable objectKill 10 charging Supersoldaten.   BomberKill 50 enemies using explosives.   Supreme ninjaKill 50 enemies using thrown weapons.   StealthyStealthily kill 50 enemies.   RipperKill 75 enemies using take-downs. &nb...