sonic mtg card Commander Deck EDH Deck the Hedgehog 100 Magic Cards Custom Deck Haste Flash Counters and the crew to Magic Rare Chaos Emerald Sonic MTG

Unholy Grotto $11.08 Unholy Grotto is a utility land from Onslaught thats never had a substantial reprint in the past (relegated to Secret Lair and The List, which rarely affect prices much)

anything you want

Mirrorform is a mythic rare instant that turns each nonland permanent you control into a copy of target non-Aura permanent

Outlaws of Thunder Junction Commander (OTC), Breaking News (OTP), and Special Guests (SPG) are Commander-, Legacy-, and Vintage-legal sets, and individual cards are also legal where already available in other formats

Eldritch Evolution Im not over the moon about Eldritch Evolution, but you could do worse for a one-shot way of upgrading something into a larger threat

These cards were all built with Legacy in mind, and everyone knew it even as the cards were being spoiled