Funky little action game with some tight reflexs. Coolio
Ranking the bosses from Least Best to Best because it would be cool. Disregarding DLC btw, i'll do that another day.

10. The Star (Mothership Hologram)
9. The Chain (First Boss Demon Warden)
8. The Burst (Sniper Lady)
7. The Scale (Hurt and Pained Fishman)
6. The Strap (Feral Robot Laser Lady)
5. The Beat (Hockey Sound Girl)
4. The Line (Chronokinetic Time Man)
3. The Song (Kind Valkyrie)
2. The Hand (Fatherly Knight)
1. The Edge (The Samurai Rival guy)