Ilharg, the Raze-Boar and God-Eternal Bontu are creatures that get sent back to a known position in your deck, so Im pretty sure you can generate some nice synergy lines that way
The normal variant of this card has seen a smaller spike, jumping to just under $3 for its normal variant from about $1.30
If all Energy cards attached to Blaine's Charizard provide 2 [R] Energy, discard all of them
Archelos, Lagoon Mystic Archelos, Lagoon Mystic is an interesting Sultai creature if you want to get rid of the enters tapped downside on other cards, like tapped lands or ramp spells that put the land onto the battlefield tapped
Doctor Doom ALL HAIL DOCTOR DOOM Victor von Doom has a plan, and you can wield it on the battlefield
The reason this matters is because it puts a floor in a cards grade - for most grading services, the overall grade can be no higher than slightly above the lowest subgrade, with the tolerance depending on the service