pokemon limited edition 23k gold plated trading card mewtwo Sealed 1999 Pokémon I have a Mewtwo 23k

With 3 scenarios and 5 investigators to experiment with just one of these is enough to get you going and allows for just a little bit of wiggle room when it comes to deckbuilding

Marshal's Anthem, Increasing Devotion / Visions of Glory can be cast from the graveyard 3 graveyard recursion

That does not necessarily mean cheapest overall because you do not want to sacrifice power, but the cards that have the best blend of low cost and high power

2: Add 1 "Immortal Dragon" card from your Deck to Your Hand, OR, Special Summon 1 "Mortaar, King of the Immortal Dragons" from your Banishment or Deck

Its rare holo card

If you want to, you can double the power of your dragons in a dragon typal deck with Morophon, the Boundless as the commander