Booming Blade

V, M (A weapon)
Range: 5 feet
{t}: Make a melee attack with a weapon against
one creature. If the target willingly moves before the end of your next turn, it takes 1d8 thunder damage, and the spell ends.
At lvl 5th, the spell deals an extra 1d8 thunder damage on attack and 2d8 moving damage. Both damages increase by 1d8 at lvl 11 and lvl 17.