Spectacular Spider-Man (Borderless, Textured Foil) Rare, 236 The one time you get separated from an alien symbiote, and forced to wear a bag on your head to protect your identity (while wearing a suit borrowed from the Fantastic Four), it becomes a decades-long joke which has appeared in a surprising number of video games
The obvious elephant in the room to talk about is the return of Dark Confidant to the environment
removing cards from the graveyard tends to correlate to grindy games that benefit from a creature you can chuck into play that slowly accrues advantage over a long game, especially if you throw in some cards that care about zombies or tokens
Notably, they can't be used to change a creature's creature types
The biggest problem with Sylvan Advocate in this format is that the Bant Company decks are built to beat the card by playing larger creatures, going around it, or using their only removal spell in Dromokas Command