GrumpyGrandz

Close Combat Specialist Perform 10 takedowns in Campaign

Swiss Army Strife Max all weapon skills.

Stick 'em up Stick it to a zombie by covering him in weapons and objects!

Baited Get 2 Bait during a run.

Descend into Madness Start the Inside the Asylum level.

No more League of Evil Defeat the League of Evil completing all challenges!

Mission... accomplished? Finish the Campaign on any difficulty (all Intervals complete)

Breaking News Complete Most Wanted in Campaign on any difficulty

DetermiNation Complete three different weekly missions

The story has just begun Win both story campaigns (not including What-If missions)

Push It To The Limit Fill up GR-SCP so that there are no empty slots left

Frag Grenade Unlock the Frag Grenade Upgrade

Friend of machines Capture 15 turrets
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The Grappler Perform every fighter's forward and backwards throws

Strike Kill 3 enemies at once with a falling Drone

Whack-No-Worm Defeat the Boss Worm without defeating any Small Worms.

Charged into Battle Kill 25 enemies with the Lance as Cavalry

Dan the Invincible Finish a level outside of Dan's Crypt and Gallowmere Plains without taking damage.

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

HMS Interceptor Complete the race in Cursed Bay with at least 4000 points left on the clock

Stairway to Heaven From the front door of the church, make it to the crow’s nest in 240 seconds in Chapter 5: Heartland

Hit Me If You Can Block Warden's attack 5 times in a row

Alone and Mighty Complete a level with only Pontius

Slippery Slope Complete the "Black Ice" Special Ops mission on any difficulty.

Gotta Kill 'Em All! Kill every type of enemy (doesn't include boss battles)

Maxed Insanity Defeat the Mad Axeman.

Ethan Never Dies Complete Ethan Must Die.

King of the Swamp Complete End of Zoe on Joe Must Die.

Get to the Chopper! Awakened: Escape from Tau Volantis to the Terra Nova.

Bars Tended Become familiar with all items.

Grand Theft Aero Complete the Mission The Horten's Nest

Full Frontal Complete the Game On Any Difficulty

Don't Mecha Big Deal About It Defeat Mecha Freeze in a Showdown

Hang in there, Baby Escape the crucifixion

Hallucination Reach +60% Dodge.

Reunited with Fidolina Defeat the Mamaback and save your dear friend.

On the Rocks Reunite all the iceberg dwellers for a toast.

Velocity Rising Star Unlock additional events in 'Velocity'.

Supporting Sparkleholic PLAYER 2: Collect 3,000 Moonsparkles.

Survivor? Complete the game on any difficulty level

Co-Op Sniper Co-op snipe 5 enemies

A Legitimate Business Export all three car lists.

Return of the King Enter Prestige 1

Improvise, Adapt, Overrun Kill a sniper without getting near him

More Than Human Kill 23 enemies in a row without dying

Rock On! In Spaceland, craft a Weapon of Rock.

Boom Shakka Lakka! Kill 10 or more enemies with 1 Woah Block!

Apex Contender Unlock the 'Apex' Trophy event.

Waking up the Neighborhood Start the Sleeping Village level.

Catch This! Kill an enemy with an airborne object tossed with the Knight's charge