Rezelki

C-Section Knock down an enemy with Contact Beam Alt-Fire then kill it with Primary Fire before it stands up

Tag, You're It Kill 40 Bullseye tagged enemies

The Destination of Hatred Defeat Seymour Omnis

The Sword and the Shield Kurum and Balathu chose to fight together

Anyway, Here's "Firewall" Activate the Backburner's firewall.

Slippery Slope Create a slide

Promise Keeper Turned your back on empty dreams and joined the battle to save mankind.

There Will Be Blood! Spill 10000 pints of blood

Nick of Time Successfully took the fastest route to Nick

The Hunted Becomes the Hunter Won 50 encounters in the overworld.

Think Fast Kill 30 Necromorphs with Kinesis objects

The Desk Job You convinced Wayne Haas to let you into the morgue.

Assassin View Find the Assassin's view.

Moogle Mingler Talked with the moogles from all thirteen classes.

TLAD: One Percenter Help Billy get his bike back. (The Lost and Damned)

Springy Rescue Rescued the Bot in Twin-Frog Trouble.

Scrap Harvester Acquire 100,000 scrap

A Legend for All Time Complete Jin's Journey in New Game+.

Answering the Call Talked to Catherine Chun

Self-Actualized Reach rank 20 in any role.

Kling of the Clink Serve time in Toussaint.

10 Minutes of Create Spend 10 active minutes in Create mode

Pumping Rescue Rescued the Bot in High Inflation.

Double, Double, Toil And Trouble Create 20 Concoctions.

Warrior Special Dodge the Warrior's attacks 20 times in one battle.

Moon On A Stick Moons don't belong on sticks! Get rid of it!

Skeet Shoot Throw an enemy into the air and kill him with gunfire before he lands

Ticket to Tranquility Earned 100 Purple Coins.

Break 'em during the thunder Opened the window without making noise

King of the Skill Equip and use each skill.

Secret of Souls Harvested 500 phantoma.

Scarlet Medal Defeated a powerful enemy with graceful poise.

Punishback Defeat 250 enemies.

Forgive Me, Father... Take sanctuary in a monastery to clear Heat Level 5.

Big Air Clock up 1 hour total time falling

Filter Addict Take a Snapshot with a Filter in Snapshot Pro Mode

Low Baller Qualify from a team game with a score of 1

Skewered in Space Impale an enemy into a Decompression Window to cause it to blow out

Technical Difficulties Kill the NewsWatch 6 team of Tom Dawson, Bud Langley and Sara Stephens

Into the deep Complete 12 consecutive Waves and escape from the Horde Map "Into the Darkness".

I can open doors! Complete the Breach in 10 seconds

Your first Ride... You Rode a Dinosaur!

I AM the Batman! Reclaim your city.

Bronze Revenge Obtain 24 medals on the original Arkham City ranked maps (as Batman)

The Beginning Defeated the Titan and completed the main story on Kronos Island.

Fender Bender In Multiplayer, roadkill 5 enemies

Cabin Fever Make it to the cabin in Regular or Hardcore difficulty.

Chapters 8-11 (Normal) Complete Chapters 8 through 11 on Normal difficulty.

My Boom Stick Kill 6 enemies at once with Line Gun's Alt-Fire (single player only)

Embraced the Darkness In Vendettas, acquire all the talents for one character