elemental sand stream

you shoot out different types of elemental sands on a creature in a maximum 70 feet long and 1 feet wide line. the creature needs to take a dexterity saving throw to dodge. if it succes on the throw it dodges. if it fails your ice sands turning into ice dealing 1d12 cold damage. the burning sands start to set the creature on fire and the whole line of sand also it can set burnable things fire. the fire deals 1d12 fire damage to the creature. the corrosive sand turns into acid dealing 1d12 acid damage.some lightning sand shock the target with a 1d12 ligthning damage.some shadow sand  drain the creatures life force dealing 1d12 necrotic damage to the creature. and the winds created by this apocalypse of elements deals 1d12 force damage to the creature.