Thanks to your discard deck, your opponent likely won't have many cards left and since Flynn loses lore equal to the number of cards in their hand, he'll keep most of his value intact
But that is not the most revolutionary thing about them design-wise
Going back the original example many paragraphs ago, let's look at the two cards you milled away: Milling the Gearhulk, if they are playing a Constructed deck, is likely an indicator they have even more Gearhulks
Packs have the chance to include many Dragon-type Pokemon, like Dragapult, Hydreigon, Roaring Moon, Rayquaza, Dragonite, and more
Best for: Collectors who actively buy and sell on TCGplayer
Best Mindslaver Payoffs and Synergies A lot of players impulse is to activate their Mindslaver effect as soon as possible and then look at their opponents hand to try and figure a way to screw them