pokemon cards 1st edition machamp 1999 First Holographic Shadowless Card this power does 10 damage to attacker (no weakness or resistance.) This power cannot be used if Machamp is already Asleep 1999 1st edition Base set

EDIT: A new and more likely theory has presented itself for Grey stamps in this post by @pokemonrevolution

Note that Wand of the Worldsoul is not a legendary but you can tap it for free to make your next spell convoke

Treachery #50 (Magic Urzas Destiny | Magic Cards) prices are based on the historic sales

Serialized Bronze Tier Starting off with the least successful of Magics serialized cards, we must travel back to Magics first forays into the world of serialization: The serialized cards in The Brothers War set an early template for Magic

It also sports three separate variable mana costs represented by X, Y, and Z

Have fun trying to catch em all!