red and black commander deck mtg RAKDOS Builder Starter Pack Kit Black/Red MANA Lands Artifacts The Gathering MTG Best Commander Black Red

One neat trick people brought up so far is caging Quicksilver Elemental, which bypases the "once each turn" restriction Mairsil usually has

Cards like Birgi, God of Storytelling also grant you extra mana for each red spell you cast

Instead of doubling your whole boards power, you can run cards like Overrun or Triumph of the Hordes

Alania turns casts of your first instant, sorcery or Otter this turn into a mana-free copy if you give a card to a foe

Grist, the Hunger Tide Perhaps my favorite planeswalker of all time, Grist, the Hunger Tide fulfills two vital roles for the sacrifice deck: a sacrifice outlet, which happens to be incredibly powerful since it kills virtually anything you care about, and sacrifice fodder