Aceterix

Falcon and the Snowman Complete Crime and Punishment in Single Player.

Two for One Complete Crime and Punishment in Multiplayer.

Act IV Complete Act IV.

Robin Revenge Obtain 78 medals on the original Arkham City and Robin Bundle Pack ranked maps (as Robin)

Quest Love Completed all quests in the game

Compass Master Include four compass pieces in one match.

Real Estate Agent Have all possible town NPCs living in your world.

The New Fort Knox Gain 1500 gold bullion

Skirmish - Chapter XIV Finish the levels from Chapter XIV in Squire difficulty

I've Got Your Back! Save an ally 50 times in 4v4 PvP matches.

The Completionist Achieve the highest score and fastest time in each memory of Assassin's Creed® Chronicles: China.

Two For One Multi kill 200 enemies in Assassin's Creed® Chronicles: India.

Flyswatter Destroy all helicopters in the "Vertigo" Special Ops mission.

A Fighter is Born Complete all lessons in Tutorial.

Elimination Master Win 20 Elimination PvP matches.

Cosmonaut Found the Solar System

Feel the Beat, Y'all! Complete "Feel the Beat, Y'all!" challenge

Wish Upon A Star Complete Sofia's story

One Down! Win in a Ranked Match.

Bookwyrm This is proof that you've become quite familiar with the Library. How to obtain this is kind of a secret, but if you take the time to do a bit of reading now and then, you should be pleasantly surprised.

Rookie Finish the game on Easy difficulty.

Super-sleuth With Snowy, find all the buried objects in "Tintin and Haddock" mode!

The Ultimate Sacrifice In Zetsubou No Shima, retrieve the Skull of Nan Sapwe.

Gathering the Magic Used every costume special in combat

Chapter 5 Speedrun Complete a Speedrun of Chapter 5 below the target time.

Can you dig it? Complete "Can you dig it?" challenge

Challenger of the Rift Completed a floor of the rift labyrinth.

Lost In The Snow Complete the Lost Settlement secret mission.

That Party was Ace Ace every Adventure level in The Journey Home.

Gone In A Flash Have 100 enemies pass by you whilst using Helix Blend in Assassin's Creed® Chronicles: India.

Like A Silencer Achieve a Silencer Gold rating 30 times in Assassin's Creed® Chronicles: Russia.

Tycoon Complete the GFO Oil Rig mission.

Prince of the Screen Reach King of the Screen level 3

Sacred Meeting You spoke to the Radiant Youth in the Mournweald.

Pinnacle Complete the "Vertigo" Special Ops mission on Veteran difficulty.

Nemesis Complete "Nemesis" challenge

Chapter 7 Speedrun Complete a Speedrun of Chapter 7 below the target time.

Supernova Get 3 stars on each of the first 14 Echoes

Against All Odds As the Predator, have your mask destroyed by the Fireteam, but still kill them all

Under the Radar Select a Starting Location and use an Informant to smuggle an item into Milton-Fitzpatrick.

Bloody Lust Kill Isaac with Samson

Real men don't need a map Just in case you picked up a shielding map

Chatterbox Sometimes, after you've found a discovery point or when you're at a save point, you have the opportunity to press L3 to initiate a conversation between your companions. This is proof that you've experienced many Things and had a lot of Opinions about them.

Chapter 8 Speedrun Complete a Speedrun of Chapter 8 below the target time.

The River Complete "The River" challenge

Get him! Win a Quick Race on a track in the Batcave (not unlockable in Split Screen).

Richer than a McDuck! Store 10,000 coins in the bank.

Let the Dog Out Complete "Let the Dog Out" challenge

Aviation ace Finish every level of the three types of PLANE challenges!

Golden Idol Perform every Single Player Skillshot in the game