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Smooth Operator Defeat Oz in Descent.

Champion Finish the Battle Coliseum.

Dead 'Un Masher Splat 6 or more Dead 'Uns with one shot in Rotten Rumble.

Herbal Remedy In Zetsubou No Shima, use a plant to return to life.

Why wasn't this standard issue? Fully upgrade all non DLC Weapons and Stratagems.

Dental Plan Remove all teeth from the mountain Titan then kill it

Love Tap Kill a Goliath with a melee attack in Infection.

Frontline Offensive Win 25 Multiplayer Matches

Trial of Temperance Rest Easy trial always on in Emprise du Lion: claim Suledin Keep.

Trial of the Empress Even Ground on: slay a level 16 or higher Fereldan Frostback.

Bored Room Photograph the board when 3 or more of them aren't ready.

Standing Ovation! Ace all 5 Muppet Story Levels

Epic victory - Chapter XIV Finish the levels from Chapter XIV in Paladin difficulty

Jokey in the Making Make Papa Smurf cough

Climbing the Corporate Ladder Survive until round 25 in Infection.

Darwinism Win a match without losing any health as a Monster outside of the Tutorials.

Dream Score Attain a total of 50,000 score on Interval 08

Art Collector Pin 100 total enemies with The Penetrator or Leaper knives.

Friends on My Side Finish a quest in co-op mode.

Come Out and Play Complete "Come Out and Play" challenge

Destroyer Get 1000 Eliminations in Multiplayer

Baby Smurf Is All Grown Up Complete the adventure in Easy mode

Azrael! I’ll Get My Revenge! Complete the Chapter: Gargamel

Start Analysis Eliminate One Darkness in the datascape.

A Life Torn Between Order and Chaos Either on (at least) your 5th playthrough or in Chaos difficulty, win the final battle without retrying! Play long enough in Intense to unlock this ghastly difficulty setting. It's the only difficulty that offers a chance of obtaining triple-skill equipment!

Pilot License Complete the Tutorial

Speedy Thing Goes In... Complete ''Aperture Science Enrichment Center'' within 25 minutes

High Flyer Use Gum Gum Rocket 500 times.

We Didn't Need a Bigger Boat Complete Escalation and Disruption in Co-Op Campaign

Worm for the Job Complete all Worm Ops missions.

Massacred Manifest Defeat Armaros Manifest in the grimy depths of the Miga Insect Warren.

You Rocked The Block Complete all of the Rock the Block stages in GH Live on any difficulty.

Piece Of Cake Complete all of GH Live on any difficulty.

Cleared Tairon Under Alert Completed Chapter 10.

Suit Up Customize your pilot

Nah, I'm Good. Reach round 7 without anyone opening a door in Descent.

The King of Snipers Land 200 attacks with Usopp in Sniper Mode.

Predatory Striker Awarded for playing over 20 Matches, averaging 2 plus goals per Match in your last 5.

All My Own Work Win a Match with Manual Controls (auto-switching must be set to 'Manual')

You die so good! Score 25 Frags in an Online Multiplayer Zombie Match.

Heart of Darkness Complete Inside and Distortion in Co-Op Campaign

Wonderful In Revelations, kill 10 enemies in one shot with each wonder weapon.

Cold Hearted Complete No Negotiation without saving any hostages.

Monarch Win 20 rounds of Soul King

Ladder Master Complete Arcade Ladder on max difficulty without using a continue

Vortech's Bane Collect all the trophies

In her steps Finish Chapter 3

Sleepwalking Walk for 10 km

Always Friendly Cross for a Friend to score

Sweet 16 This is proof that you've achieved the Stack 16 bonus skill, the highest echelon of Stack bonuses. Whether this is the end or just the beginning is up to you.