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
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
It was just an oppressive card even on its own and it had a couple of other overly powerful other cards for the deck
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
Try using it alongside Burning Inquiry to suddenly pump its attack to massive levels or Ox of Agonas to keep your hand fresh and the buffs coming