Check them out in the list below - warning, there may be some spoilers.
* Top Rung (25 points) - Complete Classic Battle with all characters * Rise to the Top (10 points) - Complete Classic Battle with any character * Ultimate Battler (50 points) - Complete Battle Mode * Throwdown! (10 points) - Perform 8 throws and win in a multiplayer match * Groundbreaking (10 points) - Use every interactable and win in a multiplayer match * Go Sit in the Corner (10 points) - Win a multiplayer match with a timeout * I Conquered All (20 points) - Beat All S.T.A.R. Lab Missions (Excluding DLC) * Mini-Master (25 points) - Win all story mode minigames * Statistical Advantage (10 points) - View Your Hero Card * Sidekick (10 points) - Reach Level 10 * The Hero We Deserve (100 points) - Reach Level 100 * Almost There (20 points) - Complete 50% of Story Mode * Justice for All (80 points) - Complete 100% of Story Mode * Beginner's Luck! (10 points) - Win a single online match * Overthrown (10 points) - Dethrone the King in an online match * I Voted! (10 points) - Vote Correctly in a KOTH match * Streak Ender (10 points) - Defeat a Survivor * Breaking Records (10 points) - Win 100 complete Online Matches * Over The Top! (10 points) - Play 200 complete Online Matches * Lucky Break (10 points) - Win 1 complete Ranked match * Holy Knockout Batman! (10 points) - Win 10 complete Ranked matches * Buddy System (10 points) - Enter Online Practice with someone on your friends list * Practice Makes Perfect (10 points) - Enter Practice Mode * Learning is Fun (10 points) - Complete Tutorial * It Has Begun (10 points) - Complete 1 S.T.A.R. Lab Mission * Overachiever (15 points) - Get 3 stars on 1 S.T.A.R. Lab Mission * All Star (10 points) - Get 100 Stars in S.T.A.R. Lab Mode * World's Finest (100 points)vComplete All S.T.A.R. Lab Missions with 3 Stars * Heavy Hitter (10 points) - Perform a 10 hit combo with every character * Unstoppable Force (10 points) - Win a Clash sequence with any character * Wrecking Ball (10 points) - Knock an opponent through a transition * Around The World (15 points) - Knock opponent through all transitions across all levels * FINISHED (10 points) - Win a match with the super move of any character * Superhuman! (10 points) - Perform every character's supermove * Metahuman (10 points) - Perform every special move of every character * Feel the Burn! (10 points) - Perform every Meter Burn special move of every character * True Marksman (10 points) - Win a match with Green Arrow using only arrows * The Caped Crusader (10 points) - Win with Batman using every special move and his Supermove * Around and Around We Go (20 points) - Perform every level interaction once * Arkham City Lockdown (10 points) - Defeat every Villain With Batman * Only a Real Master (10 points) - Make a comeback when at low health (10% or less) * Perfect Aim (10 points) - Win a match as Deathstroke without missing a shot (minimum 12 shots) * Tourist (30 points) - Send an opponent through all three Metropolis transitions in one fight * Cosplay (5 points) - Unlock a costume in the Archives * Gonna Need More Closet Space (20 points) - Unlock all costumes in the Archives * Hoarder (50 points) - Unlock everything in Archives * I Can Back it Up (5 points) - Equip a new Background Image * Iconic Representation (5 points) - Equip a new Icon * Looking Good! (5 points) - Equip a new Character Portrait * Bull in a China Shop (100 points) - Cause maximum damage in all Arenas (does not include Practice mode)
Injustice: Gods Among Us is due to be released this April on Xbox 360 and PlayStation 3.
