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Lean On Me Heal or buff 100 times whilst in a group.

Child Of the 80's Beat the top high score of one hideout arcade.

Kickin it Escape from a Lurker's grab attack 10 times

Sore Winner In multiplayer, clobber one of your chums as the champ.

Situational Awareness Stun an enemy by dumping sand on their head. (campaign only)

Back in town Enter Machinarium

Visari Ribbon Complete Visari Square on any difficulty level

Master Craftsman Craft a high-end item.

Close Encounter Secure victory in the Battle of Lingshan

Dunn's pride Obtain 7 000 points in the Baku mission in the Campaign

Crysis Controlled Complete the game on any difficulty

Unexpected Package Place 60 bombs in enemy pockets with Bentley.

Full Contact Kill 30 enemies with the Contact Beam

Couch Potato Play an offline-only game. (2P +)

Circuit's Edge Add a Circuit to a Weapon.

One Gun Beat the game using only the Plasma Cutter

Choke Hold Kill 20 enemies with grab

Lucky 7 Win 7 coop competitions

The Road Back Live and let live.

Infinite Power! Activate every power-up in Rumble mode

40-foot Sub For One Build a cyclops

Follow the Degasi Find the Degasi habitat in the jellyshroom caves

New Recruit Complete any mission

Shawshank Get 5 kills with Shank in the Kunlun Mountains mission in the Campaign

Apollo Wins Have the perfect workout during the Training Montage.

Team Raptor Kill 400 enemies

Altruist Acolyte Deliver an unsuspecting victim to the Altruist Cult.

A Very Genki Holiday Complete all instances of Genki Holiday.

Deadeye Score "excellent" in the shooting range in "Atlas."

Into The Lair - Reach the cable car Reached the cable car and gained access to Stahl Arms South

Earn your 'C' Class License Awarded when you receive your 'C' Class License

Bounty: Pieces of Silver Complete the bounty set.

Set a Time Road Rule on any Road Awarded for beating any of the original Time Road Rule scores

Ordered the Prawn Build a prawn suit

Make a List, Check it Twice Complete all instances of Naughty and Nice.

Jail Break - Liberate Narville Liberated Narville from Stahl Arms South

70 Kills: SAS - 12 Defeat 70 enemies with the SAS - 12.

Aim High Kill 250 enemies with headshots. (campaign only)

Undercover Obtained the Spy costume.

The Road To Glory Live and let die.

Aggravated Assault Stop all assaults in Arkham City

Red Mist Complete all Rampages.

Phalanx's Trophy Slayer of Demon “Phalanx”

Grow a Friend Grow a Plant Pot

An Inch and 6.2 Miles Drive 10 km with the Vortex, Cristiano, or Spinner Wheels

Cog in the machine Kill 5 enemies without being detected before infiltrating Black Zone.

New Recruit Obtained the Special Forces costume.

Back on the job Complete the Tutorial

Speed Kills Destroyed a Lancer while in a Racer

Marksman - Grenade Kill 50 enemies with grenades. (campaign only)