Simple particle based project, clicking the 5 upgrades will give you a different K.O.L.M. song. Major spoilers in notes and credits.
Based off of an awesome little flash metrioid-vania game who's kickstarter failed to make a third installment, sadly. K.ind O.f L.ike M.etroid. maybe I.ncluding I.co too in the sequel No music belongs to me, the sprites are based off the actual designs in the game.