two pokemon cards Pokémon Generation 2 Johto Complete Set (100 Cards) – 2000 sealed Pokémon fans and players who enjoy opening a mix of promos and booster packs Pokémon TCG V-Union Will See

This legendary creature needs to be in a deck where you'll be able to play cards face down, but if you're willing to be in mono-black, I think Roshan's card draw could be a real boon for a deck like this

Thats an astonishing 130% increase just since the Ruby & Sapphire era, where regular Mewtwo cards have only increased by 85.7% since then

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With the right support, those two humble Treasures can buy you a whole lot more than two mana