Smoochum

When Smoochum enters the battlefield, look at target player's hand.
{t}: Put a stun counter on target tapped creature. (If a permanent with a stun counter would become untapped, remove one from it instead.)
{w/u}{w/u}, {t}: Sacrifice Smoochum, search your library for a white and blue Homunculus Wizard snow creature card with converted mana cost 5 or less, put it on the battlefield tapped, then shuffle yo