Astron110

Make a Wish Witness a meteor shower in Countdown mode.

Rookie of the Year Earn a B Rank in the Trial of Initiation

Pacesetter Completionist Gain all stars in 'Pacesetter'.

Super Rallier Earned Gold in all Special Rallies in Mission Challenge

Campaign Kitty Obtain all 108 medals on the original Arkham City campaigns (as Catwoman)

Velocity Completionist Gain all stars in 'Velocity'.

Never Speak of This Again Finish Extermination

Evolution Completionist Gain all stars in 'Evolution'.

Get a clear shot Manually perform a headshot with the ACU helicopter

Elemental Path Thoroughly learn the second technique.

Moocifer Create a Cow Demon

Testing the Fences Break 20 panes of glass

Duct Tape FTW Create all combo weapons

Hoarder Have a total of at least 150,000 points in Echoes Mode's total high score

Spared no expense Unlock Isla Nublar

Puppet Master Talk to the Press in Career Mode

I Got This In The Darkest Shore, survive the initial beach rush without using any machine gun turrets.

I've Got This Acquire all upgrades

Gest - Chapter XIII Finish the levels from Chapter XIII in Warrior difficulty

Torque Completionist Gain all stars in 'Torque'.

Zombie Genocide Master Kill 72,000 zombies

Give Them Something to Believe Complete New Game Plus

You know you're REALLY Insane, right? Complete the entire main campaign on Authentic Plus difficulty

Rocket Launch Successfully perform a long drive of 300y or more
in a recorded official round

Chuck Greene: Cross-dresser? Change into all pieces of clothing in the game

Samsara Endless cycle of rebirth.

Accept you are never actually in control Power slide with the Ranger Team's vehicle for 3 seconds (within a 5-second window)

He Talked Too Much Defeat Emerson Miller

Master of the reliquary Gather all the fingers of Frankenstein

Extreme Manhunt Complete a Seasonal Manhunt mission on Challenge difficulty or above.

Better than the Best Complete the entire campaign on Authentic Plus difficulty with no manual saves

Off My Planet Recover the Hyperwave Beacon.

Path of the Sage Thoroughly learn the third technique.

Perfect Putting Successfully perform a putt within par that travels for
over 30ft in a recorded official round

Man No More Build a suit of powered armor.

Skirmish - Chapter XIV Finish the levels from Chapter XIV in Squire difficulty

Master Thoroughly learn all techniques.

Coward's Path Running from difficulties does not solve the problem.

Peak Performer Win three games as the Mountaineer character

Head Trauma Use every type of melee weapon on a zombie

Nightwing Revenge Obtain 78 medals on the original Arkham City and Nightwing Bundle Pack ranked maps (as Nightwing)

Robin Revenge Obtain 78 medals on the original Arkham City and Robin Bundle Pack ranked maps (as Robin)

Golden Idol Perform every Single Player Skillshot in the game

GIR Collector Hit all greens in regulation in an 18 hole round on an official course.

Rank 3 Cleared! Clear rank 3 of the challenge tournaments

Finale Unlocked the Ending Movie

Breathing Room Kill a Viper who is strangling a squadmate

Untouchable Complete level with no damage.

Call me Terror-Billy! Beat the game on "Call me Terror-Billy!" difficulty or higher

Supernova Get 3 stars on each of the first 14 Echoes