thunderous zap

you create a ball of electric energy in your hands that crackles with power make a ranged spell attack each creature in a 30 ft sphere must make a Constitution saving throw or takes 3d6 lightning damage and 3d6 thunder damage are blinded, deafened , stunned, knocked prone and go flying 10 ft from the center of the blast. when a creature ends there turn in the 30 ft radius they take an extra 2d6 lightning damage and their movement speed is reduced by 10 ft. at higher levels, this spell does an extra 1d6 lightning damage and thunder damage both when it is initially cast and it's lasting effect