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Gotta Go Fast Escape within 10 minutes.

Gasmoxian Slug Beat all of Nitros Oxide's times in Time Trial Mode.

Artful extraction Absorb your third Boss Stem Cell

Finished, without fear. Finish the game with two Boss Stem Cells active

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

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

Woah! Earn all the other trophies.

Closing the Experiment Log Earn ALL of the platinum Flashback Relics

Plummeter Fall for 30 seconds.

Outdoor Series Place 3rd or better in the Outdoor Series

The Ultimate Sacrifice In Zetsubou No Shima, retrieve the Skull of Nan Sapwe.

Wander and the Forbidden Clear the game in hard difficulty

High Score Score 800,000 points in one game -- with Game Settings set to Hardcore.

Slip and Slide Perform a twelve-meter blood slide

Proper Penance Crawl for 500 meters

Endangered Lizards Killed all shining lizards

Climber Reached top of the shrine

Act 3 Cleaner Complete all Act 3 maps on Nightmare difficulty.

Round the Riverbend Find the Secret in Blood Stream.

King of Bling Earn ALL of the Clear Gems

Seventh Circle Traveler 【RAID MODE】Clear all stages on Abyss.

Mighty Wander Max out stamina bar

Thoroughly Baptized Spend 10 minutes underwater

Barely Made It Jump over a Cultist Bear Trap without triggering it.

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

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

Weapons Don't Grow on Trees Break 3 melee weapons in a single match.

Bonus Demi-god 【RAID MODE】Acquire 150 bonuses at the results screen.

Bible Study Collect 40 documents

It's a Trap! In Shi No Numa, kill at least one zombie with three different traps in a single round.

Overachiever Watch the 100% bonus ending

Controlled Chaos In Revelations, override all of the Corruption Engines before round 6.

gnilB fo gniK Earn ALL N. Verted Gems

Beyond the Veil 【RAID MODE】Clear the bonus stage, The Ghost Ship.

Not One Inch In Gorod Krovi, complete a Lockdown Event.

Turning Up The Heat 【RAID MODE】Obtain a Lv.50 special weapon.

Cornucopia Acquired all fruits in the world

Jumping At Shadows 【RAID MODE】Defeat Shadow Norman.

Deft extraction Absorb your fourth Boss Stem Cell

Harder Better Faster Stronger Finish the game with three Boss Stem Cells active

Force Majeure Claws Kill a Slasher with Iron Claws.

The Vestibule of Hell 【CAMPAIGN】Clear Infernal difficulty.

Top of My Game 【RAID MODE】Be player level 50 when EXP is awarded.

Biggest Fan Finish developer commentary mode

Seventh Circle Overseer 【RAID MODE】Clear all stages on Abyss with an S rank.

Full Speed A-dead 【RAID MODE】Complete "The Ghost Ship: Chaos."

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

On the Right Track Finish a race without going off track

Sanguine Serum In Zetsubou No Shima, drink fresh Widow's Wine.

Good Riddence! Kill 53,600 Ridden over your career.