Vampiric Slash

As part of the action used to cast this spell, you must make a melee attack with a weapon against one creature within the spell’s range, otherwise, the spell fails. On a hit, the target suffers the attack’s normal effects and If the target is missing any of its hit points,  gain life equal to your spellcasting modifier.

This spell’s damage increases when you reach higher levels. At 5th level, the melee attack deals an extra 1d8 necrotic damage to the target. At 11th and 17th the dice increases by 1d8.