Players navigate an isometric warehouse environment, completing missions assigned by Gwen via computer terminals. To progress, you must master the unique abilities of all ten original alien forms, such as: : Fireball attacks for long-range combat.

: Raw physical power to smash obstacles and enemies.

Because the game was built using Adobe Flash (and sometimes Shockwave), it is no longer natively supported by modern web browsers like Chrome or Firefox. However, there are several ways to revisit this classic:

The game begins as a training exercise organized by Gwen and Grandpa Max. However, the stakes quickly rise when Vilgax detects the Omnitrix’s power signal and dispatches his Mechadroid army to retrieve it.