commander 2021 booster box Magic: The Gathering - March of the Machines Deluxe Bundle – Growing Threat etched cards with beautiful metallic frames Dragons Tarkir Booster Box

You'll still be subjected to a coin-flip on every Stitch you cast or copy, but you're bound to win a few flips if you just cast the card enough times

Seize Opportunity The perfect kind of flexible card to copy in decks that Flurry or Storm

Stand tall with this bundle which includes Collector's Editions of all four decks

Another great combo is the Magicians' Souls + Illusion of Chaos engine

Address/residency requirements are actually pretty common in these sorts of quasi-contractual promotions and events, wherein there needs to be some sort of localized legal framework for agreements like this, where if you win competition you get some sort of prize or eligibility privilege