Complete all the tutorial challenges.
Play a four player PlayStation Network game.
Win any PlayStation Network game using just the Grenade.
Win a Ranked PlayStation Network game in under 3 minutes.
Deal 10,000 points cumulative damage to win this award!
Complete all twenty single player challenges.
Deal 50,000 points cumulative damage to win this award!
Deal 25,000 points cumulative damage to win this award!
