Your hand transforms into a wyvern's stinger, which you thrust at a creature near you. Make a melee spell attack against a creature within 10 feet of you. On a hit, the target takes 10d6 poison damage and is poisoned until the end of your next turn.

At Higher Levels Scaling. When casting this spell using a spell slot of 5th level or higher, the damage increases by 1d6 for each spell slot level above 4th.