Jaina, Lord Archmage

Hexproof, protection from artifacts.
{u},{t}: Tap target creature. It doesn't untap as long as Jaina, Lord Archmage remais tapped.
{u}{u},{x}: Counter target spell unless its controller pays {x}.
{w/u}{w/u}{w/u},{t}: Return target permanent to its owner's hand.

"Beware, beware, the daughter of the sea".