mtg mystery booster box card list Playtest Cards 2021 (CMB2) Gallery · Scryfall Magic: The Gathering Search I opened 1 Mystery Booster:

Doctor's companion (You can have two commanders if the other is the Doctor.) See more Add To Wishlist Restock Notice Gatherer & Rulings (opens in new tab) NM EX VG G 5 available @ $1.99 Add to Cart 1 2 3 4 5 $1.59 Out of stock

The latter ability is the one that Kappa Cannoneer has, and it makes it a much more powerful threat than its initial 5U cost and 4/4 statline would make it appear to be

Note: Atleast one mobile signal bar equivalent signal strength is required in one spot on roof or side of building where exterior antenna can be installed to amplify signals

Granted, you have to attack them with Xyris in order for them to receive this benefit, but three life isn't a high cost for three cards

Blastoise & Piplup GX This Tag Team duo is built for sustained pressure