Road to Revenge

{t}: Add {r}. Target creature you control fights
target creature you don't control.
Creatures you cast get +2/-1 and haste. Exile each
other noncreature, nonland card on the battlefield
until Road to Revenge leaves the battlefield.
{x}{x}{r}{r}: You may lose X life and discard X
lands. If you do, you deal X damage to target
opponent for each card exiled with Road to
Revenge.