Bill & Ted's Excellent Game Boy Adventure is one of several unrelated games based on the Bill & Ted Franchise. The Game Boy game is a side-view platformer.
The player controls either Bill or Ted (depending on the level) through different locations in space and time. Bill or Ted can jump and use various items to get around obstacles, and destroy or avoid enemies. Enemies include characters which are in the Bill and Ted movies and cartoon series, all of which are historical or mythological people and creatures.