Deep Blue, Elemental Warrior

{2}{u}, Tap: Deep Blue deals 3 damage to target creature or planeswalker. If a creature dealt damage this way dies this turn, draw a card.
{1}{u}, Tap: Tap target creature. It doesn’t untap during its controller’s next untap step.
{4}{u}, Tap: Deep Blue deals 2 damage to each creature and each planeswalker. You may choose one: Tap all creatures dealt damage this way, or return one of them to its owner's hand.