Manglehorn is the ideal design for a creature to hate on the top two decks from last season, Mardu Vehicles and Four-Color Saheeli
#19 RAWR
Honorable Mention - Sun Titan Sun Titan is the fifth most-played card in White
The bounce strategy removing cards from play into your hand adds a significant level of difficulty to the Ruby/Amethyst deck compared to what this deck looked like way back in The First Chapter format
If these numbers hold for the English release, we arent just looking at a top chase pokemon card
To combat this, many of them have some sort of downside Animate Dead gave the monster -1/0, Exhume allowed both players to reanimate a target in their graveyards, Stitch Together required payment of life but the downside was never really enough to deal with pulling things like Griselbrand, Elesh Norn, Grand Cenobite, Sun Titan, and the like out of a graveyard for free