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Overkill Plant multiple C4 charges on the APC at the same time and destroy it with one massive detonation

Leapfrog Defeat 10 enemies in a row, alternating gunplay and hand-to-hand

One-Man Scouting Party Discovered 100 locations

Doesn't Play Well with Others Killed 300 people

Universal Health Scare Go to Gotham City General Hospital after visiting hours

Agatha's Song Completed "Agatha's Song"

Swordmaster Perfectly parry Rafe in the sword fight without getting slashed or stabbed

Mortar-dom Kill 8 Japanese with thrown mortars in 'Breaking Point.

Peaceful Resolution After being marooned, leave everyone alive until the Treasury

Rushing Roulette Defeat enemies with a pistol, machine gun, and grenade, in that order, in 15 seconds

Mercenary Reached Level 8 with Neutral Karma

Lawnmower Man Kill 4 enemies with the same Ripper blade

Master Survivalist Complete the game on hardest possible settings

Night Terrors Complete "Lost in Nightmares" on Professional.

Just the Wind Stealth take-down 15 enemies in a row

Hitting a Brick Wall Defeat 5 armored enemies with melee only

You Gotta Shoot 'Em in the Head Completed "You Gotta Shoot 'Em in the Head"

Trade Secret Trade In five items of the same quality to receive an item of the next-highest quality

Protector of Gotham Complete 50 Challenges

Unbalanced Purchase all Player Upgrades

The Way of the Warrior Make it to the outskirts of Halebidu in Chapter 5 without using a firearm or explosive

Slaybells Make Santa and his reindeer fly

Right Under Your Nose Destroy the helicopter without defeating any other enemies

I Thought I Heard Something Perform 30 vertical stealth takedowns

Strictly Business Completed "Strictly Business"

Talk To The Hand Use the Auger force barrier to stop 150 incoming enemy shots in the single player Campaign.

Sharpshooter Get 30 headshots while scoped in with the Fareye or Marksman in the single player Campaign.

Voiceless Complete Case File 06: JACOB KANE

Rock and a Hard Place Crack the case at Gotham Reservoir

Defeat 10 in 60 -- China Lake GL Defeat 10 enemies in 60 seconds with the China Lake Grenade Launcher

Cooldown Put an inmate back behind Blackgate's bars

Gotham City Confidential Find all of Bruce Wayne's hidden audio recordings

Accept No Substitutes Shoot the imposter.

This game is rigged! Shoot everything from the Wheel of Insanity (Balloons and the Cow)

Backseat Driver GTA Online: Direct a driver to 1st place as co-driver in Rally Mode.

4x4x4 Defeat 4 enemies with the vehicle in 20 seconds

Seeking Asylum Complete Case File 07: THE LEAGUE OF SHADOWS

Butterfingers Make 10 enemies drop their grenades

Above the Law GTA Online: Reach Rank 100.

Peek a Boo! Kill a Stalker with the Seeker Rifle while in Zoom Mode

Harbinger of War Reached Level 14 with Bad Karma

Gotham Knight Complete Case File 08: HEAD OF THE DEMON

Don't try this at home... Splash the screen during a celebration.

End of an Era Complete all Villain Case Files

One Each - Kill 3 Helghast with Shotgun Pistol, no reloads Shot and killed 3 Helghast using the Shotgun Pistol without reloading or switching weapons

Master Relic Collector Find all 6 Relics

C-Phoria Defeat 4 enemies with one C4 detonation

Warp Speed Use the Atomizer secondary fire to kill 30 enemies

Royal Demolitionist Defeat 20 enemies with C4

Ammo Conservationist Kill 25 enemies with melee attacks.