mtg all scarecrow cards MTGNexus Whenever another Scarecrow enters the battlefield under your control Magic: the Gathering - Wingrattle

Banding gives you a combat math advantage as you can choose which creatures (or more likely, a creature) will die

If a creature an opponent controls would die this turn, exile it instead

While some of the cards do look for instants or sorceries, the core commander of the deck, Kalamax, the Stormsire, really wants you to look for instants

This card costs the most when it's a Showcase Step-and-Compleat Foil, adding a beautiful gold theme to an already beautiful piece of card art

Cascade plus damage for all the spells on the stack makes him perfect for an Exile Matters Gruul or Rakdos deck led by either Prosper or Faldorn

However, you don't need the $160 print of Progenitus for this to work