Draconic Doom

Make a ranged spell attack + charisma modifier. All creatures in a 10 ft. radius must make a constitution saving throw. This effect uses your charisma score + charisma modifier as the spell DC. On a fail they take 1D10+1 each of fire, cold,  poison, acid, psychic, necrotic, radiant, lightning, thunder, and force damage and gain disadvantage. At the end of there next round they must make a constitution saving throw to try to loss disadvantage. If successful, they take half damage. The area of effect is there after considered difficult terrain. This spell is only castable again after 3 long rests.