Void vortex

The caster create a dark vortex from his hand which absorb a ranged attack spell of lvl 6 or below. When the caster absorb the spell the void vortex disappear from his hand, and after 1second the vortex reappear and the caster strike a wave of energy 150 ft long and 10 ft wide that deal 2d8xspell level reflected ( exemple: disintegrate level 6= 12d8 2d8x6 ). The creatures must make a Dexterity saving throw.  A target takes 2d8xspell level energy damage on a failed save, or half as much damage on a successful one.

When the caster absorb the spell he can trasmutate the type of energy: Fire, Cold, Acid, Necrotic, Radiant, Lightning and Force.