I also acquired a new copy of Craterhoof Behemoth
When the first buyers, driven by a powerful fear of missing out, pay that price, it validates the high cost and creates a feedback loop
Despite the drawback of only being able to activate Tataru Taru's ability once per turn, there are still plenty of opportunities to build up a considerable horde of valuable treasure
Plus, Commune with Dinosaurs is a really strong card, so getting to play it (and making it stronger) is meaningful upside
In multicolour there are two: one Rakdos (red/black, Ob Nixilis, the Adverary) and one Grixis/Maestro (red/black/blue, Anhelo, the Painter)
Kind of a lot of time until you actually get your ramp, but it's not bad overall