Thanks for your feedback !
yup we'v been very ambitious XD
we already know about the issues you talk about and we are taking a rest before continuing this game and we will improve many aspect !
a the begening we planed to have differents sprite for the differents minion's colors but 1 week was just too short ^^'
after the game jam rating end, we will be able to rework this game ! stay tuned ! ;)