how many cards in mtg Magic Are There? There Are 1,072,934 Magic Cards

Although this ability only triggers when Mirri attacks, you'll undoubtedly be beefing her up with equipment, and first strike will deter opponents from blocking her

However there are a few pitfalls: A single riffle/mash shuffle wont move the cards near the top and bottom of the deck very much

Also, there are lots of X spells that create creatures at instant speed, like Call the Coppercoats, Decree of Justice, White Sun's Zenith, so you could set up an easy win in EDH by casting a big spell, attacking the next turn, and untapping to win

1 Boros Guildgate

I can Showdown for 2 and save a creature from combat or some kinds of removal