aang

Mastermind Rescue the second hostage from Riddler

Forensic Expert Collect enough evidence to locate the gun for hire

Red Head Detention Complete Level 6 - Red Head Detention

Contract Terminated Stop the contract operative

Struck Down Find Ajax. (Complete "Struck Down" on any difficulty.)

Bifrosty Reception Complete Level 7 - Bifrosty Reception

Liberty Wall Take down both attack helicopters.

Homecoming Defend LA. (Complete "Homecoming" on any difficulty.)

Juggernauts and Crosses Complete Level 8 - Juggernauts and Crosses

Legends Never Die Hunt down Almagro. (Complete "Legends Never Die" on any difficulty.)

Doctor in the House Complete Level 9 - Doctor in the House

Federation Day Gather intel on Rorke. (Complete "Federation Day" on any difficulty.)

That Sinking Feeling Complete Level 10 - That Sinking Feeling

Birds of Prey Capture Rorke (Complete "Birds of Prey" on any difficulty.)

Taking Liberties Complete Level 11 - Taking Liberties

The Hunted Make it out alive (Complete "The Hunted" on any difficulty.)

Rapturous Rise Complete Level 12 - Rapturous Rise

Fed The Fish You completed the mission "Uncle Vlad".

Clockwork Hack the system (Complete "Clockwork" on any difficulty.)

Magnetic Personality Complete Level 13 - Magnetic Personality

Catch Find someone to play remote Batarang catch with

Mystery Stalker Reveal the mystery watcher

A Doom with a View Complete Level 14 - A Doom with a View

Deep Freeze Drop 8 vehicles into ice holes.

Atlas Falls Distract the Federation Fleet. (Complete "Atlas Falls" on any difficulty.)

The Good, the Bad and the Hungry Complete Level 15 - The Good, the Bad and the Hungry

Pay Your Respects A moment of remembrance

The People's Hero Complete a Heroic public event.

Into The Deep Destroy the enemy ship (Complete "Into The Deep" on any difficulty.)

Cosplay Create a custom character

End of the Line Storm the factory (Complete "End of the Line" on any difficulty.)

It's Clobberin' Time! Defeat 100 enemies as the Thing

Sin City Plan your next move (Complete "Sin City" on any difficulty.)

All or Nothing Gather the troops (Complete "All or Nothing" on any difficulty.)

Severed Ties Destroy the Federation's satellite array (Complete "Severed Ties" on any difficulty.)

LOKI Commandeer the enemy space station. (Complete "Loki" on any difficulty.)

Carbon Faceprint Catch Photocopier with your face

Go Ugly Early A-10 strafe 50 enemies

The Ghost Killer Confront Rorke (Complete "The Ghost Killer" on any difficulty.)

Really? Collect Howard the Duck (Single Player)

Road Rage Destroy 100 vehicles in the Manhattan hub

I'm Always Angry! Transform into the Hulk 50 times

Bad Luck? Unlock Black Cat (Single Player)

David & Goliath Take down the LCS on the first go.

Welcome to Level 7 Play as Agent Coulson

Don't I Know You? Team up Captain America with Human Torch (Co-op)

The Toast of Croydon Create a character called “Trevor” in the character customizer

En Guardian! Awarded for defeating the Guardian of the Woods and bringing him back to his senses.

Post-Credit Party Complete House Party Protocol

Serial Killer Track down the serial killer