OSGrindScape

Assassin Vs. Machine You completed Train Runner before the train arrives at the station

Small Consolation In Shangri-La, use the 31-79 JGb215 on each type of zombie.

Standing Ovation! Ace all 5 Muppet Story Levels

Vortech's Bane Collect all the trophies

Viktorious Revenge In Gorod Krovi, complete all solo Trials in one Zombies game.

Most Escape Alive In Blood of the Dead, escape

Stick It To The Man Destroy the boss in Just Desserts

The Highest Office In Classified, reach round 20 without using an elevator

The Doctor is In Use PhD Slider to fall 10 feet and kill 10 zombies at once

Path To Success Use the Motion Recorder to record your movements

Time Attack In Gorod Krovi, complete Time Attack: Round 20.

Infernal Jungle Collect 10,000 Aberrant Cinders in Nahantu Helltides.
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Fan boy Beat Rhymer in his One-on-One

Zombie Fanatic In Blackout, unlock Bruno, Scarlett, Diego, Shaw, Dempsey, Takeo, Nikolai and Richtofen

Friendly competition Choose any Friend as a Rival from the Single Player Leaderboards

Overachiever In Origins, complete all 4 Challenges in one game.

Astrophysicist Complete all the Cross-Controller Pack Tutorials

Syberian Express Beat Drayke in his One-on-One

Web of Defeat In Zetsubou No Shima, remove webs in every possible way in one game.

Freshman Surveyor Found 10 new areas

Prestigious Award Attain max level or Prestige with 25 different weapons in Zombies

Locksmith Unlock all the LittleBigPlanet™2: Move Pack minigames

League Of Friends Play any level in the DC Comics™ Premium Level Pack with one or more friends.

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

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

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

The Greatest Cape Stay airborne with the Hero Cape for 15 seconds.

For your consideration Become an Award-winning racer

Valley Blue clear Complete all Blue Valley maps (Any medal)

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

Giant Killer Beat a Rank 50 player

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

Drop The Bald Defeat Lex Luthor.

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

Little Lost Girl In Origins, release Samantha.

On A Roll Complete Fast Food without losing a ball

The Ultimate Race Win 1 Quick Race in the AcceleDrome (not unlockable in Online and Split Screen modes).
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Senseless Axe of Violence In Blood of the Dead, kill 5 zombies with the Hell's Redeemer before it starts its return

Tale of Revenge Complete all Story missions.

A Better Tomorrow In Revelations,complete the cycle.

Grimm's Dark Trip Back Complete the Grimm story on any difficulty.

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

Vengeance Fulfilled Complete all four Incursions.

Ignition Upgrade the Tier of an AcceleRacers DLC vehicle to Ultimate.
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Pizza, pasta, and engines Win 1 Quick Race through the Italian Village (not unlockable in Online and Split Screen modes).
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The Speed of Silence Win 3 events in AcceleRacers Career mode.
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Love And War In Gorod Krovi, the one must be freed.

Pump It Up In Rave in the Redwoods, Pack-a-Punch a weapon.

You think this game made itself? Watch the credits, start to finish

Italian heart Upgrade the Tier of a Made in Italy DLC vehicle to Ultimate.
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