Jelevas Big Spells theme has about 39 nonland cards that at least try to support it, but only around 18 are worth really running
All it takes is chaining a few cantrips together on your opponents end step and youll be able to build out a pretty big board of tokens
There was a point where the card was literally everywhere, as Izzet Murktide decks and beyond utilized full playsets
Eligible sets (English): Base Set, Jungle, Fossil, Team Rocket, Gym Heroes, Gym Challenge, Neo Genesis, Neo Discovery, Neo Revelation, and Neo Destiny
Poison Heal and Marvel Scale are also two abilities that gain a boost from once-adverse status effects, but they instead increase the Pokmons bulk
You can work around this with cards like Swiftfoot Boots to grant it protection and haste, though not Lightning Greaves since your combo is going to involve untapping Vannifar, and you cant do that when it has shroud