RADHAMANTHS

Legendary Pilot Complete the Campaign on Master

The Helghast Complete level 'The Helghast'

Droning by numbers Get hit 5 times by a drone during a playthrough, on any given difficulty

Instrument of Faith Defied destiny's charge and embarked on a different path.

Upgrade Master Upgrade all Cop Pursuit Tech in one car to maximum level and equip both slots

Griefer Madness Acquired the Griefer

Multiplier Hit a X 10 Multiplier

Giant Crown Record your first silver crown or higher for monsters that appear from low or high rank.

Light my fire Set 10 zombies on fire simultaneously.

Pyro Kill 30 enemies with a flamethrower.

Cortex's Crazed Contest Earn the Key in Sunset Vista.

Dramatic Timing Completed Chapter 1 of Episode 4

In a Land Far Away Completed Chapter 2 of Episode 4

It Came From Outer Space Completed Chapter 3 of Episode 4

Zip it Off Perform 3 Assassinations from a zipline (The Hidden Ones)

Crystal Weapon Acquire best wpn through crystal reinfrc.

Galboss Eat the Galboss that appears after eating a set number of Pac-Dots in Round 9 or 10!

Sins of Youth Achieve 23 Stars in AR Challenges.

Prizes, Plunder, and Adventure!  Win every trophy.

From the Jaws of Defeat Completed Chapter 5 of Episode 4

The End of the Line Completed Chapter 4 of Episode 4

A New World Order Completed Chapter 6 of Episode 4

Divine Weapon Acquire best wpn through divine reinfrc.

Round 9 Cleared Clear round 9!

Family Reached the Loyal state with all three Underbosses

Gotham Base Jumper Jump off the tallest building in Arkham City and glide for 1 minute without touching the ground.

Occult Weapon Acquire best wpn through occult reinfrc.

Jumping the Jetboard Unlocked the Secret Exit in Air Crash.

Pathoanatomist Kill 5 amoebas.

Oh, no you don't Kill a Ram using tackle skill.

Cortex N. Adequate Defeat N. Cortex.

Fire Weapon Acquire best wpn through fire reinfrc.

Friends in High Places Completed Chapter 3 of Episode 5

Out of the Blue Completed Chapter 5 of Episode 5

To Boldly Go… Completed Chapter 6 of Episode 5

Finders Keepers Completed Chapter 1 of Episode 5

Losers Weepers Completed Chapter 2 of Episode 5

A Cut Above the Rest Discover a Gem Path after earning a Color Gem.

Castles in the Sky Completed Chapter 4 of Episode 5

Project Comet Craft an upgrade using Shards of a Star (The Curse of the Pharaohs)

Grand Opening Purchase something from Baku the Voiceless in New Game+.

Bell Eat the Bell that appears after eating a set number of Pac-Dots in Round 11 or 12!

Hole in Your Pocket Spent at least $500,000

Manhattan Project Spend 60 seconds in a Radiation Hotspot.

There and back again Explore the entire island.

Finally on the Offensive Complete Story Mission: Tangled Up In Blue.

Hang In There, Maybe! Unlocked the Secret Exit in Hangin' Out.

Higher Power Reach level 55 (The Curse of the Pharaohs)

Chaos Weapon Acquire best wpn through chaos reinfrc.

5, 4, 3, 2, Mach 1! Get 50 seconds of air time in any Ford car