mtg sideboard cards Mastering Standard: 10 to Beat the Metagame • DECKS What are your favorite sideboard

Id love to know what utilities you bring to every game, and how you use them, so let me know on Twitter

So, aside from being powerful in its own right, Vivi Ornitier has a lot of support that you can use to create a very effective spellslinger deck

We still wouldn't put the card in our favorite Amethyst decks, but we would sleeve it and display it

Snickering Squirrel is also a squirrel for decks that care about it

If you gain control of another player's creature until end of turn and exert it, and then that player regains control of it, it will untap during that player's untap step

Lifegain is a popular mechanic among Commander players (at least very much among the players that I know), and a simple 4-drop that not only shuts off all lifegain but reverses it into life loss seems like an extremely powerful effect to me