Tavas, Paladin of the Snow

As long as there is a tapped creature on the battlefield, the legend rule does not apply.
{u}, {t}: Tap target creature, that creature does not untap during its controllers untap step for as long as this creature remains tapped.
You may choose not to untap this creature during your untap step, if you do, return target permanent to its owners hand, if it was legendary, draw a card.