Color Spray

Cast Time: 1 Action| Range: Self (15 ft cone)
Mats: V, S, M(colored powder)| Duration: 1 Round
A dazzling array of flashing, colored light springs
from your hand. Roll 6d10, which is how many
hit points of creatures this spell can blind.
Creatures in range are affected in ascending
order of their current hit points (ignoring
unconscious creatures and ones that can't see).
Levels: +2d10 each level above 1st