Hello!
My game is a mixing of Bullet Hell with small RPG elements.
And the main mechanic is to mix colors that give you different weapons.
Check it out: https://itch.io/jam/mix-and-game-jam-2020/rate/820924
And reply here or in the submission page so I can try yours too! <3
EDIT: so far, have played and rated all entries here... send me more o/