After completing the first mission, you will be at Joker's hideout. To the left is a set of teeth that acts as a terminal where codes can be entered. Enter one of the following codes to activate the corresponding cheat function:
| Result | Code |
| Adam Strange | QF7NT |
| Atrocitus | 9RHJJ |
| Black Canary | ND6AL |
| Blue Beetle | 8VV5Q |
| Clock King | Z6AU7 |
| Detective Chimp | BQWSG |
| Dex Starr | KFLQM |
| Doctor Fate | KPTCC |
| Dr. Light | 6NWX5 |
| Doctor Poison | GWWBS |
| Firestorm | HFMHM |
| General Zod | D8577 |
| Green Lantern (John Stewart) | KNJ2P |
| Hawk Girl | LNSB9 |
| Jessica Cruz | S5DB6 |
| Lady Shiva | XQP2L |
| Martian Manhunter | Y7MFR |
| Monseiur Mallah | GM9MX |
| Mr. Mxyzptlk | NURPU |
| Plastic Man | E6HUY |
| Ravager | UVWHS |
| Red Robin | JNLPY |
| Red Tornado | CKDRF |
| Star Sapphire | QD2GY |
| Terra | F79GU |
| The Trickster | YRZMS |
| Toyman | VB5AS |
Successfully complete one of the following tasks to get a trophy:
- Here's to Mischief (Platinum): Collect all the trophies.
- A little bit extra (Gold): Achieve 100% completion.
- Anti-Life Finds a Way... (Gold): Complete the story.
- The Main Man's a-comin' (Gold): Purchase Lobo.
- All Together Now (Silver): Collect all characters.
- Can you solve it before we do? (Silver): Complete all the challenges in the hub.
- Crime Does Pay (Silver): Max out your stud bar in every level.
- Do you like Gold bricks, Batman? (Silver): Collect all Gold Bricks.
- Fastest man alive (Silver): Complete all races in the hub.
- Helping Hand (Silver): Complete all quests in the hub.
- Man of Steel (Silver): Complete a level without dying.
- Read All About It (Silver): Unlock and view all Minikit Newspaper covers.
- Smile! (Silver): Graffiti all Picture Perfect posters.
- Try Not to Scratch it (Silver): Collect all vehicles.
- A Court of Owls (Bronze): Have Owlman and Talon together in a party.
- An Explosive Entrance (Bronze): Complete "Apokolips, Wow!".
- Bad Guy Boogie (Bronze): Activate dance mode and make 5 characters dance.
- Battering Ram (Bronze): Perform a grab on an enemy and charge into 5 others.
- Cannons at the Ready (Bronze): Complete "Arma-Ghetto Superstar".
- Cooking up a Deathstorm (Bronze): Complete "Gridlocked".
- Deceiving Darkseid (Bronze): Complete "Darkseid Of The Moon".
- Eco Unfriendly (Bronze): Complete "The Harley And The Ivy".
- Egg on your Face (Bronze): Take a selfie with Chang Tzu as any character, whilst having both in the same party.
- Granny Loves You (Bronze): Complete "Granny Knows Best".
- Hit the Jackpot (Bronze): Get the x10 combat multiplier.
- Kalibak To Basics (Bronze): Complete "The One With The T. rex Mech".
- Kneel before Grodd (Bronze): Complete "Con-Grodd-ulations".
- Man or Monster? (Bronze): Complete "Arkham Barely Believe It".
- Monorail Mayhem (Bronze): Complete "Steppenwolf Surprise".
- Most Wanted (Bronze): Achieve the highest wanted level in the hub.
- Out of the Cobblepot, into the fire (Bronze): Complete "It's Good To Be Bad".
- Show Them Fear (Bronze): Complete "Oa No!".
- Sing-a-long Showdown (Bronze): Complete "You Kanto-uch This".
- Stomping Stompa (Bronze): Complete "These Boots Are Made For Stompa".
- Superman Unchained (Bronze): Complete "Man To Mantis".
- Syndicate Slayed (Bronze): Complete "They Think It's Owl Over".
- That top hat with those trousers? (Bronze): Change your custom character's body piece 5 times.
- The Enemy Within (Bronze): Take a selfie with Batman whilst playing as The Joker.
- Thrill Rider (Bronze): Ride all of the fairground rides at Amusement Mile in the hub.
- Ticket to Glide (Bronze): Glide for 60 seconds as Batman in the hub.
- Treadmill Turbulence (Bronze): Complete "S.T.A.R.S. In Your Eyes".
- Trick or Treat (Bronze): Have Riddler & Two-Face together in a party inside the Batcave.
- Under the Sea-king (Bronze): Complete "Sea-king Trouble".
- We're Here to Help (Bronze): Complete "New Kid On The Block".
- When they're in a Cutscene... (Bronze): Create your own Custom Character.
- You say Shazam, I say Mazahs (Bronze): Complete "Fight at the Museum".
