are proxy cards legal mtg Commander like Mishra's Workshop accepted? Arcane Proxy - The Brothers'

Instant Color tag templates(None) Plumb the Forbidden As an additional cost to cast this spell, you may sacrifice one or more creatures

Alternatively, repeatedly blinking Juggernaut Peddler can dismantle an opponent's hand

For Best of One, definitely no but that's because WotC seems to have no intention of making Bo1 a thing on paper, so even though you could technically play it on tabletop, for better or worse, I doubt we ever will

Expect this shipment to arrive after Innistrad: Midnight Hunt Prerelease week

But seriously, I do get why they didnt want to ban Sol Ring out of the format

I would like to see more designs like this