is mewtwo card rare Pokémon Mewtwo-EX Holo TCG Breakthrough 61/162 NM+ Mewtwo Cards - The Twisted

Xenagos, the Reveler Hello, father

Reshef of Destruction (2003 JP, 2004 US and EU/GAME BOY ADVANCE) Yu-Gi-Oh

Newer generations have a different set of grails, and their collective demand can make a modern card with a high population more sought-after than a technically rarer vintage card that doesn't have the same emotional resonance for them

The next card on xQcs list is Ancient Mew, a card that was famously given out to those who attended screenings of Pokmon the Movie 2000: The Power of One

You cannot Special Summon monsters from the Extra Deck the turn you activate this effect, except Mayakashi monsters

Naturally, condition matters when exploring the value of your old cards, so hopefully you've kept them in a good container