most expensive card in pokemon evolutions Top 30 Most Expensive Cards of XY Era : r/PokeInvesting

This deck has been play tested and is strong, not to mention a ton of fun to play

Here are some photos for reference, the misprint stamp is on the right middle back of the card:

7 MTG cards found that are Set Name: Magic: The Gathering , TLA, Rarity: Rare, Type: Land in the official Magic: The Gathering Database.

Reducing potency may not be the easiest to do, but some considerations would be changing enchantments to creatures that do the same thing, or increasing the number of pieces in your value engine or infinite combo (a combo that needs six cards to function is easier to disrupt compared to another that only needs two cards)