Dracula, Nights Thirst

{x}{x}{u/b}{u/b},{t}: Gain control of target creature with converted mana cost X until Dracula leaves the battlefield. Dracula deals 2 damage to it. if a
creature dealt damage this way would die this
turn put a +1/+1 counter on Dracula.
{u/r}{u/r}{u/r}, {t}: Transform Dracula.