>Open your mediaplayer of choice
>Add all your music
>Randomize playlist a couple of times
>Make a setting with the songs

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Hero: Oingo Boingo - Weird Science
The hero is a wannabe mad scientist working on god knows what, and acts the hero role because he's obligated to

Sidekick: Maki Ohguro - Anything Goes!
Sidekick is an energetic homunculi who works for the hero because he's got nothing better to do, plus it's fun

Lover: Hoobastank - Finally Awake
Hero's lover is a hard rock guitarist in an indie band, she helps out on his experiments

BBEG: Low Light Supercharger - Livin' Like A King
BBEG is a corporation CFO who set his company to work making bastardized versions of the hero's homunculi experiments and blaming him on their destruction

Final Battle: JET - Get Me Outta Here
Final battle takes place at an airport, as the hero and sidekick fights the BBEG and a seemingly-endless army of homunculi mooks all throughout the airport