SolidNightmare

Like the back of your hand Reach 100% exploration on one REGION in Alps

Demons on a Plane Obliterate the Infestation at the Crash

The Flying Dead Abolish the Infestation on the Mountain

Stowaway In Voyage of Despair, spend 5 consecutive rounds in the Cargo Hold

In the Belly of the Beast In Zetsubou No Shima, survive getting consumed.

Is there a problem? Complete all missions (on Nephilim or above) on Hardcore mode with Dante

Walk Without Rhythm Dismantle the Destroyer.

40 Knives! Kill 40 zombies with the bowie knife. (Map Pack 3 only)

Back in the Field Acquire the Major's keycard in 'Deep Cover' within 90 seconds without being detected

Deep Web Become part of the community.

Iron Mode Complete the game in Iron Mode.

Sayōnara Reach Hokkaido Mastery Level 20.

Kali Ma Complete Abaddon Asylum on any difficulty.

Challenge X Complete 10 challenges

A Head for Heights Create a coaster with an 80m drop

The legend was not enough Reach the LEGEND rank in 3 different fields of expertise

Gong like the Wind In IX, defeat all 8 challengers summoned by a gong within 5 minutes

I'm Keeping this Card Player paid to get out of Jail when they had a Get out of Jail Free Card

Cannon Crusher Destroy all enemy cannons in Chapter 4 of the main story

Siren Call Use a boombox to lure an enemy.

Re-Armed, Re-Forged (III) Ascend a weapon to Phase 6.

Bonus Legend 【RAID MODE】Acquire 100 bonuses at the results screen.

Veteran Collector Find all treasure within a single locale.

Quite a hammering Kill 50 enemies with a warhammer

Deer in the Headlights Stab five stunned enemies in a row in the "Light 'Em Up" Special Ops mission.

Hard Times To escape death is to beat the strongest of the strong. Finish Arcade Mode on Hardest, kid!

Beat-up Construction Kit Awarded for unlocking lots of
camps. Each of its nicks and
grooves tells a story.

Power at Your Fingertips Unlock all city services

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

Holding out for a Hero Reunite with Stella

Grimstorm Keep Complete the quest: Grimstorm Keep

Unite In Speed Completionist Gain all stars in 'Unite In Speed'.

Spare Parts Scavenge a vision module from a machine.

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

Meteoric Rise 【RAID MODE】Be player level 40 when EXP is awarded.

Research and Development Upgrade the Rarity of one common vehicle of the HOT WHEELS™ - Batman Expansion.

Sugar Rush Complete Sweet Mountain

Win 300 Battles Win 300 battles on your adventure.

Kerouac Has Nothing on You! Take down all of the barriers
blocking the main road.

Taking Flight In Gorod Krovi, ride a Dragon.

Bio-android Training Completed training with Cell!

Family Reunion Achieved a compromise between Olivia and Minnie.

Go Team! Earn a Gold medal in a Coordinated Defense Multiplayer Mission.

Act 1 Cleaner Complete all Act 1 maps on Nightmare difficulty.

Beyond Power Unlocked the entirety of the evocation or ultima tree for any job.

Build a Hideaway Build a secret hideout for everyone.

Colorado Escalated Complete Level 5 of an Escalation Contract set in Colorado.

One hell of a party! Complete all of the Secret Missions

Secret Mission 12 Light up all candlesticks in the battle against Belius to eliminate the illusions.

Silent Sniper Complete The Last Yardbird as Silent Assassin.