forfeit

if X=3 or X>3 than your opponet must forfeit the game.
if not, you can
{t}: add {4}
{ut}: lose 2 life
{r/g}{r/g}{r/g}{r/g}{r/g}{r/g}{r/g}{r/g}: return forfeit back to your hand.
{r}: exile target creature
{g}: bring a creature back from the grave
"just forfeit already!" -you