Id run this in any deck with enough buffs or evasion enablers to push the merfolk through
Its activated ability, which costs and the lives of three other creatures, exiles it and immediately returns it to the battlefield transformed
At 9,400, its the second-most affordable in-print HCP after Shiny Treasure ex
Furthermore, the pull rate in Prismatic Evolutions is 1 in 45 packs, upgraded from the 1 in 90 packs, so you have better odds of pulling for Special Illustration Rares
If Evolved Spinoderm somehow loses all of its oil counters due to an effect other than its upkeep triggered ability, this won't cause its controller to sacrifice it until the next time its upkeep triggered ability resolves
Weve got seven cards in the deck that make tokens