- Smart decisions win battles
Attempt to Revive an objective-class teammate over a non-objective teammate near a Primary Objective
23 May 2011 - 3 guides
- That mine you found? Disarmed!
Spot a mine which is later defused by another Engineer
22 May 2011 - 6 guides
- Not so sneaky now, are you?
Reveal an enemy in disguise
22 May 2011 - 3 guides
- Brinksmanship
Complete an Operative Primary Objective within 5 seconds of breaking disguise
21 May 2011 - 2 guides
- It's a trap!
Take down an enemy with a Satchel Charge
21 May 2011 - 3 guides
- King of the world!
Complete all 3 Star Challenges
21 May 2011 - 8 guides
- Who's bad?
Complete all 1 Star Challenges
- Very well done indeed!
Complete your first 3 Star Challenge
21 May 2011 - 2 guides
- Well done!
Complete your first 1 Star Challenge
21 May 2011 - 2 guides
- Great shot kid! One in a million
Take down an enemy by shooting a grenade
21 May 2011 - 3 guides
- T'is better to give than receive
As a Medic, using the Transfer Supplies ability, give the last of your Supplies away
- They never knew what hit them
While on offense, win the match in less than 30% of the time limit
- Pump up the volume!
Upgrade your team's Command Post
20 May 2011 - 4 guides
- Well that was educational
Collect all Audio Logs
20 May 2011 - 4 guides
- Tough as nails
Win all storyline campaign missions (exc. What-If missions) in either Online Versus, or in Hard mode
20 May 2011 - 3 guides
- Time to start a new character
Reach Rank 5
18 May 2011 - 12 guides
- Viva la revolution!
Win every Resistance campaign mission, including What-If missions
- Cut 'em off at the pass
Close an enemy team's shortcut
- The story has just begun
Win both story campaigns (not including What-If missions)
18 May 2011 - 2 guides
- You've escaped the Ark
Win all main missions of the Resistance campaign (not including What-If missions)
18 May 2011 - 2 guides
- To serve and protect
Win every Security campaign mission, including What-If missions
18 May 2011 - 2 guides
- You've saved the Ark
Win all main missions of the Security campaign (not including What-If missions)
18 May 2011 - 4 guides
- You can place another mine now
Take down an enemy with a mine
18 May 2011 - 4 guides
- Was it the red or the blue wire?
Disarm an HE charge
18 May 2011 - 3 guides
- A bit of a headache
Take down an enemy with a Cortex Bomb
18 May 2011 - 3 guides
- That's how you win a match
While on defense, take down an attacker who's completing a Primary Objective
17 May 2011 - 3 guides
- Not over till the fat lady sings
Take down an enemy with gunfire while knocked down
17 May 2011 - 2 guides
- Boom!
Detonate a HE Charge
13 May 2011 - 2 guides
- I think I know a shortcut
Open a shortcut for your team
13 May 2011 - 4 guides
- Oh I'm sorry, was that yours?
Capture an enemy Command Post
13 May 2011 - 3 guides
- You're going places, kid!
Reach Rank 2
- You shall not pass!
While on defense, prevent the attackers from completing their first objective
13 May 2011 - 2 guides
- No I insist, you take it
Use the last of your Supplies to refill a teammate's ammo rather than your own
12 May 2011 - 2 guides
- I live… again!
Revive yourself
12 May 2011 - 2 guides
- Use the wheel, earn more XP
Complete an objective after first selecting it on the Objective Wheel
12 May 2011 - 2 guides
- The start of something big
Win any mission, whether campaign or What-If
12 May 2011 - 2 guides