It negates all status ailments, which isnt really the focus of Standard at the moment, and it also deals damage based on how much energy is on other players Pokemon, which is usually only 1-2 right now

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Due to the fact its not a holofoil, and the critter isnt exceptionally popular, it likely wont go any higher than this
That means that your foils from Lorwyn are only getting scarcer and scarcer over timejust like Reserved List cards
Check Weakness and Resistance of your opponents Pokmon