Complete the following tasks to unlock PlayStation 3 trophy rewards.

Trophy	How to unlock
Knight Moves (Silver)	Collect a complete Checkmate PvP Battlesuit.
Let's Get a Rally Going! (Bronze)	Rally 50 iconic allies in Assault: Headquarters arena matches.
Making a Name for Yourself (Bronze)	Knock out 50 iconic enemies in Assault: Headquarters arena matches.
Putting the Safe Back in Safehouse (Bronze)	Win 100 Assault: City Safehouses arena matches.
Space Invader (Silver)	Unlock Ursa, Power Girl, Amon Sur and Kilowog Legendary Battle Arena Avatars.
The Armor Makes the Man (Silver)	Collect all styles for the Knight PvP Battlesuit.
This House is Clean (Silver)	Complete the feats: My Life as a Robot, Hostage Negotiator, and Spacial Delivery.
Together We Stand (Silver)	Complete the Assault: Headquarters arena match without letting any iconic allies get knocked out.