Ember Dunes

As Ember Dunes enters the battlefield, you may pay 2 life. If you don't, Ember Dunes enters the battlefield tapped
{t}: Add {c}{c} or {w}.
{4},{t}: Put a -1/-1 counter on each attacking creature you don't control. If a creature dies this way, exile it instead and create a 3/3 white horror token with 'This creature must attack each combat if able'