mystery box cards mtg Magic The Gathering expansion symbol What's Inside Mystery Booster Commander

As you're limited by colors here, Sidisi seems more likely to find a spot in the 99 than as a commander in her own right, but she's going to fit into a ton of decks

Rarity - Are you a lefty or a righty

So long as you're playing with a bunch of cards with good enter-the-battlefield triggers, like Skyclave Apparition, Agent of Treachery, and Deadeye Navigator, you can rinse and repeat until you've taken over the game

Samut, the Driving Force + Sprout Swarm Samut, the Driving Force requires you to reach max speed before it can make the buyback and convoke allow Sprout Swarms resulting creature token to pay for itself

It turns out this is a pretty dangerous thing to play unless you know you are getting massive value from the discard or you have to because you are land stitched

Steel of the Godhead is an Azorius example that gives lifelink to white creatures and unblockable to blue ones