Argul's Blood Missile

point at a creature and speak the tongue of Argul, use blood you hold or your very own blood to launch up to 5 missiles made of blood, you must roll hit/miss on each attack using your spellcasting modifier. You need a vial of blood for each missile or take 1d4 damage for each of your missiles. They deal 2d4 damage each and gain bonus 1d4 necrotic damage if the blood comes from undead creatures (such as a zombie). At higher levels; you can cast an additional 1 blood missile and deal an extra +2 damage per spell slot higher than 1st. If you cast more than 5 missiles, you are dealt an additional 1d4 damage per missile.