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Outsmarted In singleplayer, get a quadruple kill with a single Frag Grenade

Death From Afar Kill a Spitter using a ranged weapon.

Platinum Splattin' 'Em! Earn all trophies.

Treasure Hunter Held every weapon and accessory.

Family First Find your sister.

It's Art Find a permanent home for the squirrel statue.

People Person Become friends with at least three of your inner circle in one playthrough.

The Watcher Defeat Algos' first form

Too Big to Fail Complete A Gilded Cage.

Ultimate Hero Acquired all trophies.

Speed Demon Complete the game in under 4 hours

Turnabout Samurai Clear Ep. 3 of PW: AA.

Grin and Bear it Survive 18 bear attacks and kill the bear each time in Story Mode.

Peaceful World Reached a normal ending in one of the routes

Stargazer Unlock 15 astrariums in a single playthrough.

Grim Fate Reached a bad ending in one of the routes.

Laboratory Complete Complete the laboratory.

All New Machines Scanned Encountered and Focus scanned every new machine in the Burning Shores.
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Best Served Cold? Take more than 15 minutes bringing the takoyaki.

Masked Acquire all Mask Shards

Factory Complete Complete the factory.

Proto Tyrant Down Fight off the Proto Tyrant.

I Felt Your Presence Witness the cult's meeting

Alley-oop! Shoot down a Hunter or an Eliminator while they are jump attacking in the air.

How 'Bout a Light, Bud? Defeat Mimicry Marcus with a Molotov Cocktail or a Napalm Grenade.

Say You Wanna Dance Complete every disco song on any difficulty.

Instigator Start a Spectated Arena Fight in a Settlement

Campaign Gold Obtain all 108 medals on the original Arkham City campaigns (as Batman)

Monster Hunter Hunt 500 large monsters.

Air Hockey Champion Won against three people in Air Hockey

Rock-Paper-Scissors Champion Won against three people in Rock-Paper-Scissors

On Leather Wings Get picked up by the Infected Bat.

Indomitable Hunt 50 tempered monsters.

Proto Tyrant Down Again Defeat the Proto Tyrant.

Ante Up! Reach Ante 4

Air Hockey Master Won against all five people in Air Hockey

Pacifist Clear the "Intel Operative Rescue" Side Op without killing a single enemy

Special Class-A Complete game on Hard difficulty

Giant Crown Collector Obtain a gold crown for 10 or more monsters that appear from low or high rank.

Rock-Paper-Scissors Master Won against all five people in Rock-Paper-Scissors

Fruit Fighter Shoot a background UFO in Future Tense.

Devout Follower Offer 100,000 gold to the goddess.

Perfect Knight - Day 2 Complete every challenge in Arkham City - Main Story, Side Missions, Upgrades, Collectables, New Game Plus and Riddler's Revenge (as Batman)

Specter Gauntlet Upgraded Fully upgraded the Specter Gauntlet.

Rina the Hostess Spent a steamy moment with Rina.

Master Builder Craft an item from Tier 4 materials in all non-masterwork slots in single-player mode.

I'm number 1 Win 1 Tower Battle

What Mad Universe Attain ‘Ambassador’ status in Alien Colonist Encounters

Talk of the Town Get over 1,000 fans in any area.

Ascension Collect 2400 Essence and hear the Seer’s final words