BillyHorrible

Crystal Relic Master Unlocked all upgraded Knack characters

The Eager Assassin Meet Yagoro

Bonds of Friendship Defeated Infinite.

Not of This World Completed "Not of This World"

Double Trouble Equip a Sickle in both hands (Wrath of the Druids).

Infidel Defeated the vending machine cult

Extra strong Upgrade the Health Potions

T-Bone: Pest Control Complete Act 3

Spicy Boy Defeat Haderax the Invincible.

The Survival Horror Finish the game in Real Survival mode.

With Bells On Purchase all of Faith's upgrades

...The Harder They Fall Destroy every Surveillance Airship

One Thousand Suns Complete the Supreme Hybrid Boss Battle.

Last Action Hero Help Garland King finally finish her picture

Ghost of a Chance Finish the game in Invisible Enemy mode.

One Step Ahead Disarm ten trap mechanisms

Campaign Silver Obtain 72 medals on the original Arkham City campaigns (as Batman)

Against all odds Defeat any Boss without taking damage

All the Gears Earn 5 Gears in every Challenge.

Wacky Taxi Use 10 Stunt Ramps in a taxi with a passenger

I Saw You On The Battlefield Destroy all Security Hubs

Please Step Out of the Vehicle Hijack 50 enemy vehicles.

Knowledge is Power Uncover the mysteries of the Lost Tomb of Otorongo

"Eh, eh-eh. Eh eh, eh-eh!" Make someone strut their stuff

I Know A Guy... Complete the 'Ant-Man' level with all Minikits unlocked

Location Scout Visit all Locations in Director Mode.

I am the Moon Defeat 4 enemies with a single Lunar Blast

Diamond Medal Defeated all bosses using Diamond Knack

In Good Standing Complete all challenges for any of the Clubs.

Fast and Furious You defeated the horror at the sawmill in less than 1 minute and 30 seconds.

Sonic Blaster Collected 10 Wispons.

Winner Takes All, Again 100% Just Cause 3.

In The Web Consume 50 Web Targets.

Dawn of the Druids Collect all the amber shards for Deirdre (Wrath of the Druids).

Building Model Citizens Play with all 8 disguise slots customised at the same time

Street Rocket Drove a distance of 50 km in the Samson Harrier

Just out of Reach Contact your team and escape Comms without being attacked by an android

Speed Demon Complete the game in under 4 hours

The Local Flavor Completed "The Local Flavor"

Marked for Greatness Seal 75 rifts in a single playthrough.

For the Night is Dark Endurance Co-op Challenge: Clear 3 Enemy Camps at night in a single expedition

King’s Maker Complete 10 Royal Demands (Wrath of the Druids).

True Serpent Breath Defeat True Orochi.

Craftsmanship Craft armor or a gun with 3 augments.

An Extraordinary Man Complete the Encyclopedia of the Common Man.

Lore Master Complete All Side Quests

Road Rage Kill 30 enemies by mowing them down with vehicles.

Platinum Splattin' 'Em! Earn all trophies.

Decked Out Find the full Dublin Champion armor set (Wrath of the Druids).

Campaign Strategy Destroyed 10 of Slim's re-election billboards