Resident Evil 6 PS3 Onslaught DLC trophies.
Carry out the following tasks to get the corresponding trophies:-
Surrounded on All Sides Send 2,000 enemies to your opponent's map.
Killer Combo Achieve a 30-combo chain.
Take the Stage Defeat your opponent and achieve victory in 3 stages.
Kill or Be Killed Win while in the dying state.
You Are S.O.L. Defeat your opponent 10 times with enemies you sent.