XionOmega

Bloody Hell Complete Bloody Palace Mode

Campaign Nightwing Obtain 114 medals on the original Arkham City and Nightwing Bundle Pack campaigns (as Nightwing)

Heaven Can Wait Finish the game on Heaven or Hell Mode with any character

Campaign Wonder Obtain 114 medals on the original Arkham City and Robin Bundle Pack campaigns (as Robin)

Hard Headed Collect 1000 helmets

A Worthy Rival Befriend Sumeragi.

That's a Nice Swing You've Got Kill Walkers Using Every Melee Weapon

Upping the Ante Kill the Kraken using a Relic in Mayday in Regular or Hardcore difficulty.

Let it Snow Receive the Extreme Environment Suit (XE Suit)

Swallow this! Kill 10 Deadites with a headshot

Skill Master Activate 10 or more skill effects simultaneously.

Me against the World Obtain your first perfect victory.

I Can Handle This Myself Enter Sherwood Without Any Survivors

It's Gotta Be the Brain Dismember All Limbs of 5 Walkers

Enough Coin to Disappear You survived The Brigmore Witches in low chaos with 10,000 coins

Clashing Souls! Two Impact Skills (includes Impact Breaks) collided.
(Training mode doesn't count)

Gives me infinite ammo Acquired Infinity Bandana. Never worry about running out of bullets ever again.

Training Complete Cleared all training programs.

Pursuit of Obsession Quick Battle: defeated Harada TEKKEN.

Hat Trick Kill 3 aliens with a single shot from the NX-1 Disruptor in Regular or Hardcore difficulty.

Drilling for Justice Assemble the cryonucleation tunneller - the cryodrill

They Know Me at the Range Kill Walkers Using Every Ranged Weapon

Metal Head Upgrade a song at the Tapesmith

See You In My Dreams! Visualization is a crucial skill, so try watching 50 replays! I watched so many, I started seeing Master Zangief in my dreams!

Perfect Victory! You won every round with a "Perfect".
(Training mode doesn't count)

Worst Nightmare Master the Worst Nightmare Dark Knight track

Need More Spots Up Front Dismember 250 Limbs

Stealth camouflage Acquired stealth camouflage. Never worry about being detected ever again.

Mass Exodus Complete the final Ancestor encounter in Regular or Hardcore difficulty.

True Dixon Complete a Marked Destination on the Map Using Only the Crossbow

First Step of a Legend Reached D1 rank in ranked match.

My Work Here is Done Obtain all trophies.

Platinum Trophy Unlock all trophies

MAIN OPS All Rank S Cleared all MAIN OPS missions at Rank S.

Paz's Thoughts Read all of Paz's diary.

Sorry, buddy, but I'm just a natural. Reached maximum Soldier Skill with a character.

Dog Fight Kill a Gargoyle with the Vanguard in Awakening in Regular or Hardcore difficulty.

Two Enemies One Kick Send 2 enemies flying with one kick using Tyrone's Power Kick.

Stalact-tactician Takedown 2 enemies with one stalactite

EXTRA OPS All Cleared Cleared all EXTRA OPS missions.

Need a sentry here! Unlock the Mechanic form

I am death incarnate! Beat the game on "I am death incarnate!" difficulty or higher

For Auld Lang Syne Stop Freeze and bring Boyle to justice

Eggstra Nemesis! Complete the Egg-Stra XP challenge and then activate a generator in the Nemesis DLC package.

Down to My Last Complete the Game with Only 1 Firearm and 1 Bullet Left in Your Inventory

What do we do now? Reached 50% Survey Mission completion.

Elite Forces Cleared "Capture the Enemy Base 06" in OUTER OPS using only soldiers.

Softcore Complete half the game on hardest difficulty

God Arc Tuning Upgrade equipment for the first time.

A Cautionary Tale Collect all the warning signs