Bronze A bit of a headacheTake down an enemy with a Cortex Bomb
Bronze Great shot kid! One in a millionTake down an enemy by shooting a grenade
Bronze I live....again!Revive yourself
Bronze It's a trap!Take down an enemy with a Satchel Charge
Bronze Not over till the fat lady sings!Take down an enemy with gunfire while knocked down
Bronze Not so sneaky now, are you?Reveal an enemy in disguise
Bronze Oh I'm sorry, was that yours?Capture an enemy's Command Post
Bronze Pump up the volume!Upgrade your team's command post
Bronze The start of something bigWin any mission, whether Campaign or What-If
Bronze Tis better to give than receiveAs a Medic, using the Transfer Supplies ability, give the last of your Supplies away
Bronze Use the wheel, earn more XPComplete an objective after first selecting it on the Objective Wheel
Bronze You can place another mine nowTake down an enemy with a mine
Bronze You've saved the ArkWin all main missions of the Security Campaign (no including What-If missions)
Silver Boom!Detonate an HE charge
Silver BrinksmanshipComplete an Operative Primary Objective within 5 seconds of breaking disguise
Silver Cut 'em off at the passClose an enemy team's shortcut
Silver I think I know a shortcutOpen a shortcut for your team
Silver No I insist, you take itUse the last of your Supplies to refill a teammate's ammo rather than your own
Silver Smart decisions win battlesAttempt to Revive an objective-class teammate over a non-objective teammate near a Primary Objective
Silver That mine you found? Disarmed!Spot a mine which is later defused by another Engineer
Silver That's how you win a matchWhile on defense, take down an attacker who's completing a Primary Objective
Silver They never knew what hit themWhile on offense, win the match in less than 30% of the time limit
Silver To serve and protectWin every Security Campaign mission, including What-If missions
Silver Very well done indeed!Complete your first 3 Star Challenge
Silver Viva la revolution!Win every Resistance Campaign mission, including What-If missions
Silver Was it the red or the blue wire?Disarm an HE charge
Silver Well done!Complete your first 1 Star Challenge
Silver Well that was educationalCollect all Audio Logs
Silver Who's bad?Complete all 1 Star Challenges
Silver You shall not pass!While on defense, prevent the attackers from completing their first objective
Silver You're going places, kid!Reach Rank 2
Silver You've escaped the ArkWin all main missions of the Resistance Campaign (not including What-If missions)
Gold King of the world!Complete all 3 Star Challenges
Gold Time to start a new characterReach Rank 5
Gold Tough as nailsWin all storyline campaign missions (not including What-If missions) playing either Online Versus, or in Hard mode
Platinum Time to sleepEarn all other trophies