Skellow

Sunny Side Up? Kill an alien egg using the melee attack (in single player).

Bling-Bling Acquire all Frontier Gear Western Attire

A Line Crossed Complete the Avatar Autopsy

Trans-Siberian Railway Drive 9,289km

A new one!? Just wait for the next one, you big nerd! Obtained all Beam Katanas and parts

Slayer Defeat the Boss of the Fifth Chamber

Enhanced perception Hack 10 terminals without scanning them

Accomplice Dahlia Tal survives

Here Comes Santa Claus Break into a building through the chimney

Mystic Mastery Use Mystic to unleash the potential of 10 unique items.

Make It Hail Spend 1,000,000 Souls in Miðgarð
0/1000000

Classic Rally 2.0 Win your first Classic Rally Historic Championship

Mechlord Hack a Sectopod

Turtle Twister Win the fight against Jia-Gu

Open Season Complete your first league match

Battered Battersea Complete 100% of the Battersea Compound Missions

Ultimate rescuer Rescue / help all victims in the game

Hi-Scorer Obtained 50,000 points in the ending mini-game.

More Help From My Friends Get at least a Bronze medal on all co-op challenges.

Even More Help From My Friends Get a Gold medal on all co-op challenges.

Collateral Damage Inflict more than 150 damage on a single enemy worm by detonating at least one barrel.

Puzzling Master Complete all challenges

Snoopy Discover 20 Sites on the Map

Expert Matcher Create a match of 24 or more items.

Be the boss Possess 10 boss units

Using sophisticated techniques Complete All Missions: Science

Eye of the Tiger Look at the tiger statue in the medical hallway with Chris (must be in Battle Game, in third-person view).

Battle Hardened Complete one session in each Multiplayer mode (Ranked Match).

Out of Darkness Safely got away from the collapsed tunnel

Legendary War Defeat all Act II missions on Legendary Difficulty.

Found Sue! You found Sue.

100% Health Find 100% of Health Nodes

Sting Like a Bee Completed all chapters on any difficulty using Bumblebee.

Tractor Pull Gather 200 objects with a tractor beam

Cleaning Duty Complete the Bathhouse mission

Vigilante Gourmet Order from every restaurant at least once.

The Excellence of Execution Clear 300 trials in Trial mode.

Why Grapple When You Can Drift? On a track with a Magnetic Pole, finish a race without using the Magnetic Grapple.

Do Not Pass Go… Serve a sentence in jail

At the eleventh hour Reach the drone in Race mode after another player finished the course

You got them eating out of your hand Complete All Missions: Security

First Setback That was just a warm. Now I'm ready to go!

Slay Shin Defeated Shin in the Legend Mode episode "The Flames of Obsession."

Sing-a-thon Perform 15 songs in one game session

Join the Party Win a game in each of the multiplayer party modes (Pro Tour or Jam Session)

Castle Crasher Clear the First Chamber 50 Times

Membership Has Its Privileges Join the Mercenaries' Guild

Lightspeed fists! You succeeded at twenty combos.

Life's Edge Neutralize 20 enemies with the combat knife

Six Pest Kill 6 enemy worms in a single turn.