Salazar, Chthonic Courier

Emminence — Whenever an opponent cast their commander. You may cast Salazar, Chthonic
Courier for {1}{b}{r}{g} and as though it had flash.
Ward {2}
{b}{r}{g}: Salazar, Chthonic Courier gains Double Strike and Wither until end of turn. Then fights
target creature you don't control.
"Special delivery."