Justice League Heroes - Cheat mode

Invincibility:
Press Start to pause game play. Then, hold L R and press Left, Down, Right, Up, Left, Down, Right, Up.

Unlimited Superpower:
Press Start to pause game play. Then, hold L R and press Down2, Right2, Up2, Left2.

Maximum abilities:
Press Start to pause game play. Then, hold L R and press Right, Down, Right, Down.

35 random boosts:
Press Start to pause game play. Then, hold L R and press Left, Right, Left, Right.

20 shields:
Press Start to pause game play. Then, hold L R and press Up2, Down2.

Bonus heroes:
The following characters can be unlocked by spending the indicated amount of Justice League of America shields that can be collected during game play.

Aquaman: 27 shields
Green Arrow: 76 shields
Green Lantern Hal Jordan: 84 shields
Green Lantern Kyle Rayner: 55 shields
Hawkgirl: 70 shields
Huntress: 53 shields

Alternate costumes:
The following characters can be unlocked by spending the indicated amount of Justice League of America shields that can be collected during game play.

Batman classic blue: 59 shields
Batman Batman Beyond infiltration suit: 74 shields
Flash Jay Garrick: 21 shields
Flash Walter West: 48 shields
Green Lantern retro: 23 shields
Green Lantern bold: 30 shields
Martian Manhunter modern: 29 shields
Martian Manhunter true: 15 shields
Superman black recovery suit: 32 shields
Superman Earth 2: 65 shields
Superman Kandor: 91 shields
Wonder Woman biker: 61 shields
Wonder Woman toga: 44 shields
Zatanna classic blue: 25 shields
Zatanna Identity Crisis: 38 shields

Completion bonuses:
Successfully complete the game to unlock the "Continued Play" option to allow a new game to be started with all previous stats and items unlocked" and an alternate main menu background with characters from the game.

Fasthealth recovery:
Upgrade your health recover and the strongest weapon for the character you are currently using. For example, upgrade the Flash's Whirlwind ability or Wonder Woman's Tiara throwing ability with Damage and Duration boosts. All the characters lose health quickly to most any kind of attacks. It is wise to have a fast recovery of health. Use the Speed Boosts in all the recovery slots