are mewtwo cards rare Rarest ever released Top 10 Expensive Mewtwo Pokémon

Given that it is red, its quite easy to transform it on the same turn before playing your land, and then discarding the rest to the pyre to refresh yourself with new resources (while presumably also bombing a few relevant battles on the way)

When the holofoil roll runs out mid-production and a new roll is not spliced to the sheet, a dramatic error (like the Melmetal above) occurs

Seven cards

Naturia Beast lets you keep on negating Spell cards, at the simple cost of sending two cards from the top of your deck to the Graveyard

If you want the ability with a body too Kuzco gives you that choice

Bulk rares can occasionally work for trades by themselves