Xiriel, The Sorcerer

{u}{b}{r}{t}: Put a Metamagic counter on
Xiriel, The Sorcerer.
Remove a Metamagic counter: Choose one —
• Target instant or sorcery spell you control can't
be countered unless the player, who tries to
counter it, pays {2}.
• Copy target instant or sorcery spell you control.
You may choose new targets for the copy.