Even after being reprinted in Prismatic Evolutions and Ascended Heroes, this card still commands a higher price than almost any other Rare in Standard
Like most Pokmon cards, the value of Machamp LV.X depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Stormfront)
Weakness/Resistance: Besides the obvious like Resistance causing a flat -20 to attack damage, another major difference is that attacks have no Type in the TCG
And Necrovalley is just one of the reasons why
Isn't it too ahead of the times to return to a powerful Deck with a strong annihilation effect in addition to RBI
Lastly, the DCE will also come in handy to pay Umbreon Vs retreat cost remember that since its a V, its worth double the prizes