Partner (You can have two commanders if both have partner.) Whenever a nontoken creature you control with a +1/+1 counter on it dies, create a 1/1 white Spirit creature token with flying
(Don't lay your noncreatures out at this point unless they're cards you are planning to play as soon as you have that much manafor example, you will generally cast a Metalspinner's Puzzleknot on turn two, whereas Harnessed Lightning isn't usually a turn-two play.) A good "mana curve" of creatures is crucial to a successful Sealed Deck
Creature - Elemental Giant Draw (CTRL to add secondary) Finisher Karlach, Fury of Avernus Whenever you attack, if it's the first combat phase of the turn, untap all attacking creatures
Finally, place a filler card in a deck sleeve, then slide your printed out proxy over top of the filler card
Easy Cheap and easy to find Where it sits in the price lifecycle Release Hype Post-Release Correction Stable / Reprint Risk End-of-Print Spike Out-of-Print Maturation Buy timingChaos Rising is freshly released and still in packs prices are at their most volatile, and a post-hype correction is normal