Ruling Another Magearna-EX Soul Heart Question

[rayquazatopaz34]

Does Magearna's 'Soul Heart' ability prevent energy discards from attacks e.g. M-Scizor EX's attack discards a Special Energy attached to the opponents' active. Would Magearna prevent this?

 

[Asclepius24]

Please provide a scan of the card(s) in question, and in the future try to find a more descriptive thread title. I'll fix this one this time.