Bibarel will be more helpful in the match's early stages or when you dont have Gholdengos on your bench that can draw cards easily
The Mill and Discard Outlets These are the cards that let us discard from our hand or top of the deck while advancing our graveyard strategies
Some of the top performing decks have changed tech cards, have had variations in strategy, or have shifted their metagame positioning, but its more or less a similar meta to what it has been
So that certainly suggests an uptick of interest, but what to attribute it to
These gents are probably better in the 99, but they make a decent face-check piece as well
The Secret Lair either includes new versions of iconic Magic: The Gathering cards, with art tied to a specific collaboration, or entirely new cards, and Sonic got both of these