Rainbow Burst

Rainbow Burst
Cantrip - Evocation

Casting Time: 1 action
Range: 90 feet
Components: V, S, M (a brush or drawing tool)
Duration: Instantaneous

You hurl a small sphere of pure pigment at a creature. Choose a damage type: acid, fire, lightning, cold, or poison. Make a ranged spell attack. On a hit, the target takes 1d8 damage of the chosen type.
At Higher Levels. The spell's damage increases by 1d8 when you reach 5th level (2d8), 11th level (3d8), and 17th level (4d8).

Homebrew, Pictomancer