mtg whenever an artifact enters the battlefield draw a card Transplant Theorist [Phyrexia: All Will Be One] Coveted Jewel - Artifact -

While some of the oddities dont look great, it turns out that this art isnt AI at all

This threat should exist in any deck that produces an abundance of mana, especially in the Four-Color Control decks that disguise themselves as midrange on the tournament result page

1 Foil Booster Fun rare or mythic rare (Includes borderless raised foil copies of Avatar Aang)

In terms of metagame impact, Gilder Bairn wasnt the biggest ouphe to come out of the Shadowmoor/Eventide block

Then you put all available from untapped mountains on your opponent's end step, and any excess firebending and the 50-damage shot becomes a real threat

It's an auto-include in creature-heavy black decks