Tinúviel’s Entrancement

When Tinuviel`s Entrancement enters the
battlefield, tap target creature an opponent
controls. That creature doesnt untap during it`s
controller`s untap step for as long as you control
Tinuviel`s Entrancement.
{4}{w}{u}, Return Tinuviel`s Entrancement to its
owners hand: Each player gains 2 life then draws
a card. Activate this ability only as a sorcery.