Hayades

Two's Company, Four's a Party Complete any Adventure level with 4 players.

He knows what they did last era Found all eight audio notes in the Ancient Labyrinth

The Sacrifice Completed Ending Two

I kill dead people Killed 40 ghosts in the Ancient Labyrinth

Come On And ... Slam 10 zombies at once in Outbreak.

Deliver This Complete the "Special Delivery" Special Ops mission on Veteran difficulty.

Unraveling the Landscape Some of these developed stone rows or processional walks that channelled the approach of both the dead and those wishing to commune with them.

Jungle Man Survive 45 years in SURVIVAL.

The Heroes We Need Complete any hub world quest

Restoring Order Complete any hub world renovation

Reconstruction Confirmed the beginning of city reconstruction.

Potentite Purist Collect every potentite.
The power is in your hands!

A Clean Bill of Health Have a single character affected by all status ailments (both beneficial and detrimental).

Smell You Later The punks are spooked and refuse to help you in your final quest

Off My Planet Recover the Hyperwave Beacon.

Flyswatter Destroy all helicopters in the "Vertigo" Special Ops mission.

The Ultimate Attack! Unleashed a special attack.

Worth Every Penny Acquire 1000 credits in one month.

Life-Changing Words Exceeded 1,000 Moral and Immoral Points total.

Compass Collector Acquired 22 or more compasses.

Title of Authority Exercised your right to change this game's title.

Wide-Eyed Youth Verified that you met 90 individuals via the People menu.

Egg-stra Devastation! Complete the Egg-Stra XP challenge and then destroy a hive in the Devastation DLC package.

Pinnacle Complete the "Vertigo" Special Ops mission on Veteran difficulty.

Chapter 6 Speedrun Complete a Speedrun of Chapter 6 below the target time.

Speed Wash Wash your pet in under 60s

Dinner Date Pigsy's Perfect 10: Collect all hidden food and pin-up girls.

Not a Cat Person? Jess resents you and refuses to help you in your final quest

Man No More Build a suit of powered armor.

Local Legend Restore the Pelican Town Community Center.

Harvester Of Sorrow Complete the game on Expert

Alright, Alright Survive until round 10 in Infection.

That Party was Ace Ace every Adventure level in The Journey Home.

Music Box Clue Found out that the machine box is a music box.

Survivor Survive until Round 25 in Outbreak.

The Road to Glory Win every battle on Victory Road.

Capable Adventurer Reached maximum adventurer level.

Don't burn yourself out Defeated the Keeper

A Bridge To Somewhere Extend the bridge in Awakening in Regular or Hardcore difficulty.

Decision Time! Escape to the City Hall! Traveled to the city hall.

Asset Collector Exceed 100 million yen in total money and asset value of items.

J-Adventure Maestro Clear all story arcs in J-Adventure mode.

E Pluribus Unum Earn 20 team citations.

PC Load Letter Use the 3D printer 15 times in a single match in Outbreak.

To Jugger or to Jugger-Naut Kill all juggernauts after they land on Veteran difficulty in the "Vertigo" Special Ops mission.

Chapter 5 Speedrun Complete a Speedrun of Chapter 5 below the target time.

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

A Simple Bath Bathed in the simple bath installed in the city.

Flatline Completed Ending Five

Tailor-made Chose a perfectly fitting armor