OnkelBotty

I Can Handle Myself Purchase all Upgrades for a weapon

Onwards! Get 30 kills with the DT-29

Structural Perfection Edit a Xenomorph Loadout

Fan Service Complete the 'Blast from the Past' Challenge

Anytime, Anywhere Kill a Crusher without it damaging you

Saving Private Reiner Obliteration - Don't kill any members of the Reiner family

Student of History Activate all Iron Lord Artifacts.

Fall apart Complete Ashes To Ashes

We Can Be Heroes Incite a revolution at City Hall.

The Boy Who Could Run Complete all Parkour Fever Challenges

Daily Grind Drink from coffee machine

Feline Revenge Obtain all 72 medals on the original Arkham City ranked maps (as Catwoman)

Big Spender Buy a soda and candy from vending machine

Full Marks Infiltration - Complete all the Challenges

Centennial Acquire 100% of the Stars

Washington Raiders Complete the full Operation Dark Hours raid in a group of eight players.

Land of the free Finish the single player campaign on any difficulty.

Splatter Killed downed enemy with rock

Has science gone too far? Get a kill using the HT-95 Levkov, XD-1 Accipiter, Rorsch Mk-1, and Schipunov 42

Deforestation Kill 15 Seeder Turrets in one game in Mayday in Regular or Hardcore difficulty.

Got All I Need Complete a mission without using aid kits, ammo crates, or consumables.

Swimming with the Fishes In Voyage of Despair, kill 50 zombies that are underwater in a single game

Together Till the End Be the last man standing

Skilled Adversary In IX have a Challenge banner with all 9 medallions

GD Parkour Instructor Complete all Parkour Fever Challenges at night

Music Lover Collect all harmonica melodies in the SAM'S STORY chapter.

Spliced Complete the "Wrath of the Machine" raid.

Bounce back Complete At The Rapids

Egg-stra XP! Complete the Egg-Stra XP challenge and then destroy a hive in the Onslaught DLC package.

Pure Lunacy Complete Dead Space™ 3 Awakened in Pure Survival Mode

Never Tell me the Odds Complete Endor on UNLEASHED difficulty.

Burn 'Em Out Kill 1000 enemies with fire.
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I Like to Keep These Handy Collect all 6 Legendary Weapons

Go for Gold! In Onslaught, acquire seven gold chalices

I never doubted you! Win 10 Rounds of Infiltration

Longest Wall Place a blueprint for a super long wall

Atomic Obliteration - Complete all the Challenges

Did we win? Survive the RDA attack in Iknimaya.

Giant Rackham: Take 3 Beat Giant Rackham again!

Medic Revive 10 co-op players

Survive The Forest Finish Game

Giant Rackham: Take 4 Destroy Giant Rackham and the galleon!

You should be looking for Timmy Build a gazebo in a Single Player game

Things That Go Ka-Boom Learn how to craft Exploding Arrows

Radioactive! Complete 50 Activities

Come Back To Me Kill a Sectoid who is currently mind controlling a squadmate

Electric Whisper Learn how to craft Electric Arrows

Express Yourself Collect 20 emotes on a single character.
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You have your moments Get 5000 Objective Score while playing as any Hero (Multiplayer)

Pea Shooter Kill a Rhino with only a pistol in Nightfall in Regular or Hardcore difficulty.