Ryoshii

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

Big Game Trapper Use a hypno trap to turn a Rhino friendly in Mayday in Regular or Hardcore difficulty.

Give Them Something to Believe Complete New Game Plus

I came in like a Resogun Accumulate a total Wrecking combo of 1,000 in Demolition mode

Lights Out Complete the "Light 'Em Up" Special Ops mission on Veteran difficulty.

Darkness's Will Defeat No Heart.

Undiscovered Truths Find all the intel hidden in Nightfall.

Chimp on the Barbie In Ascension, kill a space monkey with a fire trap.

Gotta Catch'em All Collect all secrets.

Tiger's Subordinates Swore oaths with all of the new allies in Conqueror of Jiangdong.
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Hope and Despair Completed the additional mission: "Ebon Memories: Hope Within Despair."

Monster Master Maximize the research level for almost all large monsters.

Kindred Spirits Max out a Spirit's Affinity Level.

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

The Guillotine Kill Isaac with Judas

Golden God You are the best!

You're Not Worthy As My Opponent Breach: Send 3 Challenges.

The third faction Rescue all the Buddies from their respective predicaments

Judas' Tongue Kill Satan with Judas

Inheritor of the Tiger's Blood Conquered all main and sub battlefields in Conqueror of Jiangdong.
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Medal Master Obtain 3,000 or more medals in Flick Rush.

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

A Time of Wood and Stone Gathered the lost lore of Cadash Thaig ("Witch Hunt" downloadable content)

Dream Piece Collector Obtain all Dream Pieces.

Last Blood At the end of Guns of Stygia, kill all the enemies on the walkways before the explosions do

Don't make me pull the trigger! Survive for 5 minutes in Demolition mode

The Coin Bag Kill Isaac with Cain

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

Field Guide to Erebonian Wildlife Completely filled the monster guide.

Donut Mess with a Cop Unlock Officer Dick.

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

Mentorship Forged a strong bond with Towa.

Time's Teller Defeat the Unknown.

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

Going to the Vet Earn the "Veteran" Challenge Collection.
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Street Fighter Complete all Dragon's Teeth Assignments

World Champ Training Completed training with Hercule!

Victory over Chalcedony This nasty bundle of bowl-haircutted bad attitude has a Soma that lets him fly around in the air. He'd better give that piece of Kohaku's Spiria Core back, or he'll be sorry!

Fusion Training Completed training with Gotenks!

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

Ultimate Collector Find all treasure.

Crown of Fortitude Completed the game on hard or nightmare difficulty.

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

Seekers of Secrets Complete all Secret Portals as both Sora and Riku.

Up-Lifting On Monorail Factory, kill all enemies whilst riding the lift

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

Monkey Obsessed! Collect every Monkey Toy in the game.

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

Blood Rights Kill Satan with Samson

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