Mewtilation

Baneful Arts Use Aya or Saki's Ecstasy Combination 100 times.

Preemptive Strike In Classified, kill 50 Nova 6 Crawlers without letting them explode in a single game

Founding an Army Condition：Clear Ep. 2: Demon General.
Madam Seraphina, hooray!

Ground Control In Moon, prevent each excavator from breaching the base in one game.

Crawl for Help In Classified, while in last stand use a teleporter and then get revived in a single game

Proof Of Your Victory Get to C rank for the first time in Ranked Match.

On A Roll Complete Fast Food without losing a ball

Drop The Bald Defeat Lex Luthor.

Zombiepult In Gorod Krovi, launch 10 zombies into the air at the same time.

For The Good Of All In Revelations, the Key must be opened.

Hop, Step, Jump Isn't jumping sooo much fun?

MEAT IS MURDER Activate Bubby.

Blackout Historian In Blackout, unlock Reznov, Mason, Woods and Menendez

Together Forever View Miki's ending.

The Crossroads of Tragedy Fight 100 matches online.

Soul Siphon Teepo's drained quite a number of enemies.
You can hear the cries of many echoing in the distance.

Bada Boom Kill 50 aliens with explosive weapons.

Grim Reaper Defeated the Harvester on Hard or Nightmare difficulty ("The Golems of Amgarrak" downloadable content)

Scatter Shot As a team, kill 20 enemies in under 60 seconds in a Survivor match.

Bested the Worst This is proof that you've defeated a certain powered-up "someone". Nothing more can be said, nor does it need to be.

Let's Fight Together As One Fight as part of a team in Co-op Mode

Nostalgia is Overrated Make your way through the Necropolis of Nostalgia, and defeat the strongest enemies out there!

King of the lava Beat Gelaldy “The Murderous Construct”.

This Damn Island In The Darkest Shore, explore the entire island.

A Skilled Swashbuckler Learn a level three ability with Jaster.

Fortissimo The crescendo of Rowen's Arte Tuning has finished it's apex.
The crowd cheers endlessly for an encore!

Little Lost Girl In Origins, release Samantha.

The Most Dangerous Game Play in a multiplayer match

Transcend All You Know Win 50 matches online.

Observer View 50 replays in the Replay Channel.

Four Horsemen Win an Arena match as a Hunter

Coast 2 Coast Cross the water with a teleport grenade in Descent.

Request(s) Granted Fulfill 20 of Accord's requests.

A Dark Doorway Recover the Psi Gate

Pent-up-agon In Classified, complete 5 consecutive rounds without leaving the war room elevator in a single game

Completionist! Earn all the trophies.

How low can you go? Hit 18 enemies with a single shot of the LZ-52 Limbo in Carrier.

Master of Massacre Defeat 10,000 enemies.

Senseless Axe of Violence In Blood of the Dead, kill 5 zombies with the Hell's Redeemer before it starts its return

I Am Number One In The Universe! Clear the Frieza Saga: Frieza Soldier route

How the mighty have fallen! Defeat Oz... again in Descent.

A Better Tomorrow In Revelations,complete the cycle.

Meat Over Metal Kill a Sectopod on the same turn you encounter it (in Single Player)

Episodic Finished every episode

End of Transmission Turned off Rischboter

Gramophone Enthusiast Collected all 7 audiologs found in the Testing Chamber

To Points Unknown Travel 50,000 km. That's 1185 marathons!

One-Armed Bandit Cut 42 arms in the Testing Chamber

The Root Of Chaos Defeat all of the bosses in Arcade mode on the hardest difficulty.

Super Charged Now Alvin has Charged so much he can't stop!
It's like he's frozen in a perpetual state of Charging!