Sacrificial Strike

Sorcerer    Warlock    Wizard

Transmutation cantrip

Casting Time: 1 action
Range: 40 feet
Components: V, S, M (1 blood mass or 5 hp)
Duration: Instantaneous

Pressurize blood at high speeds towards a creature or location within 40 ft of you. Make a spell attack roll dealing 1d12 piercing damage on a successful hit.

Source: Champion's Ascension