Oroboros13

Demolished Kill 100 enemies with explosive environmental objects in campaign mode

Playin' Hooky Use the Pirate hook on 5 unique ziplines.

Boomtown- Insane Complete Boomtown on Insane.

Icebreaker Equip the Icebreaker.

Hack Hack an enemy.

Macho Deal 5000 damage in one shot.

Peacemaker Complete the Game on Hardcore.

Mount Olympian Awarded for successfully riding six or more mountable monsters.

Hearty Have 9HP at one time

Pioneer Explore every last inch of Hinoe Island.

Reached Chapter 18 Before I knew it I was back in Akihabara...but why just me? Does this mean... Did I get revenge for my father?

Reached Chapter 19 The five of us are childhood friends? Kyoko is a Digimon!? Wasabi, hatcho miso and cream cheese!? Argh, my head!!!

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

Party Time Get a survivor drunk.

A Disciple Worthy of the Name Awarded for overcoming a taxing trial and mastering a secret skill.

Overcharged Overcharge your energy bar by using the Tier 3 laser weapon

Shrine Maiden Clear the lowest floor of the Amagaeshi Shrine.

Knuckle Down Hang in the air for more than 4 seconds using the Dust Knuckles.

Steamed Vegetable Kill a Hermit with fire while it is still armored.

The Pipeline Complete mission 4: "The Pipeline"

Happy Trails Complete By the Trail of Our Dead

Short Stack Find the mysterious visitor in the cliffs of Repugia.

Emergency Stop Braked to a standstill from 100-0 km/h within 2 secs

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

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

Barrel Rider Ride a barrel in the spacerig for three seconds.
0/3

Veteran Collector Find all treasure within a single locale.

All Talked Out Hear every hint.

Beast Friends Forever Paint Trico's entire body.

Reflect Lord Hit enemies with a reflected projectile 30 times.

The Bomb Bag Kill Satan with Cain

The Cleaner Escape as a traitor with 50% of any level’s total loot in Arcade Mode or Multiplayer Ranked Match.

Finish Him! Eliminate SCORPION.

Under The Ice Finish the main quest in The Pale Reach.

The Regriffining Took flight on griffin wing a second time.

Back to Niflheim Deliver the final blow to defeat a Dark Jötunn in any Mode

Soldier of Smile Awarded for encountering some steadfast allies.

Beware the Words of the Mad... See all of the endings of
Pandemonium of the Oboro Blade.

Yo, Adrian! Find something worth punching!

Safari Tour Play at least one full round in every Official Map (Ranked Match)

Soul Survivor Reach round 15 in Nazi Zombies without getting revived. (Map Pack 2 only)

Frequent Flyer! Use the teleporter 8 times. (Map Pack 3 only)

Victör Won a ranked multiplayer match

Armchair General Won a stage battle by yourself against the AI without attacking

Jeepers Peepers Acquire the Eyeball Costume.

First Things First Remember your contract with the Goat.

Birdbrain Beatdown Defeat Araxia in battle.

E99 Tech Geek Purchased 10 different Hero Upgrades in single player campaign

Revolutionary Hero Complete all quests in Repugia.

Never Speak of This Again Finish Extermination