The most common traits of overpowered cards include free resource generation , unfair card advantage , game-locking effects , and instant-win conditions
You still see it from time to time, usually in a newer players deck, but if the right knight cards come along I could see a resurgence for this quick 1-drop
Mewtwo-EX Full Art has modest but consistent PSA premium
As a counter to psychic, dark energy is one of the hardest to farm, with no dedicated energy-boosting card, so perhaps this could shift things in the future
You can look over my list below to see that I'm running an awful lot of Spider-Man legends
Marketplace TCGplayer Sets Marketplace Cardmarket Sets Market Trend Price History Deck Usage & Meta Stats Public deck and tournament usage for Number 22: Zombiestein