… And Justice for All
Obtain all Trophies

Daddy’s Little Girl
Defeat Cheshire

Match Day
Defeat Sportmaster

Cold War
Defeat Killer Frost

Tag Team
Defeat Icicle Jr and Sportmaster

Welcome to la jungla
Defeat Bane

Secrets from the Deep
Defeat Black Manta

Twisted Mind
Defeat Psimon

Riddle me this!
Defeat The Riddler

Busted Block
Defeat Blockbuster

A Death in the Family
Finish the game

Legacy
Complete the game on Hard Difficulty

Ready for Spring Break
Obtain A Grades in half of the Missions

Graduate with Honors
Obtain A Grades in all Missions

Srewoprepus!
Use all the powers of the heroes

Who’s going to pay for that?
Destroy 350 objects

Maneuver 7!
Activate Squad Boost 20 times

Ka-Pow!
Defeat the first 15 enemies

Hitting Henchmen
Defeat 200 enemies

No room in Belle Reve
Defeat 500 enemies

Sidekick
Reach level 10

Superhero
Reach level 20

Justice League Member
Reach level 40

Justice Partners
Complete 1 mission co-op mode

Justice Allies
Complete 5 missions co-op mode

Justice Team
Complete 10 missions co-op mode

United We Stand
Complete all missions in co-op mode

Souvenir!
Get half the Dioramas

Collection
Get all the Dioramas

The Quest for Roy Harper
Get all Red Arrow Journals

Sunday Best
Collect half of the Alternate Costumes

Mardi Gras
Collect all the Alternate Costumes

Induction Party
Unlock all characters

Black Canary sales!
Buy half of the enhancements

Out of stock
Buy all enhancements

Training Room
Complete 1 challenge

Staying Whelmed
Complete half of the challenges

No Match, not even in Cadmus
Complete all challenges

Challenge Master
Get 50% A Grades in YJ Challenges

Apple of Black Canary’s eye
Get all A Grades in YJ Challenges

Winning Streak
Answer 5 Young Justice Trivia questions correctly in a row

Trivia Apprentice
Reach a Score of 500 in the Young Justice Trivia

Trivia Expert
Reach a Score of 1000 in the Young Justice Trivia

Trivia Master
Reach a Score of 5000 in the Young Justice Trivia

Art Preservation Society
Don’t break any Statue in the Museum Stage during “A Hostage Crisis”

Hurry Up!
Escape the Avalanche Stage during “Go with the Flow” in less than 5 minutes

It’s a trap!
Avoid damage from the spike trap in Atabey's Temple Stage during “The Goddess Shrine”

One with the Shadows
Don't be spotted by any searchlight in Gotham Docks Warehouse stage during Hometown

Hide and Seek
Don't activate the Statues in The Warrior's Path Stage during “Tag Team”