UltraCross

Creative Thinker Beat Sofia, the Freestyle queen, in the Rival Event.

That Was Close Win a race with less than 0.1s of difference from the runner-up

Farewell, Black Cat Saved Soji Okita's life.

Not kidding! Reach the podium in a total of 30 Quick Races (not unlockable in Split Screen mode).

Worldsoul Acquire all Vessel Fragments

Faction Champion Reach level 50 in any faction

Campaign Bronze Obtain 36 medals on the original Arkham City campaigns (as Batman)

Brain Field Expert Raised the EXP bonus to the maximum.

Ack Ack Protect your tanks by shooting down all planes in Operation Cobra.

Not a Scratch on Her! I'm not taking any chances, this bus can't take much more damage. (Ch. 12)

Above Honor Complete the Land of Dragons episodes.

Perfect Timing Complete 100% of the Time Trials

Metamorphosis Rescue all of the imprisoned grubs

A Most Singular Expert Master a single weapon

Veteran Paleontologist You unlocked the Dossiers of each of ARK's initial Specimens!

Explorer: Trailblazer Visit one hundred points of interest.
39/100

Keen-edged Upgraded a weapon to its fullest capacity.
6/9

Higgledy Gaggle! Awarded for getting a set of matching higgledies!

Battering Ram Shield Bash 5 different thugs

Liberty City (5) Your friends all like you above 90%.

Paid the Toll Complete The Devil's Return

Going Ape Throw 3 kegs during a match with Gorilla Grodd at the Ace o' Clubs

Higgledy Hotshot Awarded for cooking up 50 different higgledies.

Full House Kill 5 enemies with each type of Agony Bolt.

Wax On, Wax Off Complete Training Program 2

Mass Production Produce 100 objects from your builders

Yggdrasil Rooter Awarded for taking the dew to the benighted World Tree and dispelling the darkness.

Realized Potential Learn all the spells that can possibly be learned.

Lifting the Curse Complete the Port Royal episodes.

Terraformer Increase a discovered planet to 100% viability.

Dead, Dead, Deadski Defeat a zombie by stomping on them.

Rare Collectible Equip a Chthonic Companion

Dreams of Unity Swore an oath with Yuan Shao.

Running Errands Complete all side missions

Majima From Below Assaulted by Majima from a manhole.

Adamantine Upgraded a piece of armor to its fullest capacity.
6/9

Phased and Confused Phaselock 100 enemies.

Great Outdoors Endurance Challenge: Survive for 10 days

A Budding Romance Complete the Beast's Castle episodes.

Synthesis Amateur Synthesize 15 types of items.

Feeding the Pig Singleplayer: In Compromised, get 15 kills with the M60

Champion of Elysium Clear Elysium with the 'Extreme Measures' Condition

Limitless Find a legendary piece of gear of each type

Annihilator of Evil Defeated Yu Ji.

Battle-hardened Dominated 15 sub battlefields.
10/15

Break it Down! Breaker Majima forced his way into a fight.

A Kontender Complete 1 Tower Battle

Stuck on You As a Scientist, Vanquish 10 Players with the Sticky Explody Ball

GREAT Gladiator You won a GREAT battle.

Hell of a Sheriff Complete the No Way Out scenario. (No training mode)