pokemon card mewtwo and mew gx rainbow Mewtwo & (Secret) heal all damage from all of your Pokemon Card Mewtwo & Mew GX

4Pokmon TCG boosters

Add to this the fact that it was a card given away at a convention not specializing in TCGs, and few have kept it in perfect condition (potential CCC 10)

#15 @lordoftheshadows, Well, the textless promos are better known cards like Lightning Bolt, and the Archive is a very new card, so I'd rather play it really safe there

The last option might be too cute, but if you animate your lands, they are technically creatures with mana abilities

WotC also mentioned they plan to show off the format as part of upcoming Festival and Midweek Magic events on Arena so more players will have a chance to experience Alchemy for themselves