As far as I can tell the reason for this sudden increase in demand is Hashaton, Scarab's Fist (borderless), the most played Commander from Aetherdrift, which is the only Commander deck in which Sister Hospitaller sees heavy play combined with hype for the Final Fantasy commander Terra, Herald of Hope where it offers a weird loop with Karmic Guide and a sacrifice outlet
Eye of Nidhogg is pretty fantastic for decks that like to sit back and control the board
And while some tribes get a serious boost from their stupidly powerful "official" commanders like Edgar Markov and Inalla, Archmage Ritualist, Werewolves are stuck with
As of last week, it was even possible to pick up a near-mint 7th Edition copy of Seeker of Skybreak for just $0.94
Anrakyr the Traveller While there might be some combat tricks available in dropping an artifact from hand after Anrakyr attacks, getting cards from the graveyard will produce the most value
It might be only one or two