To get a more global feeling, I assigned each color its own flip trigger
Removing counters would be one way to keep it alive, but those are extra resources you have to commit
Then get a mix of packs from the sets that are in the current Standard rotation: Wilds of Eldraine , The Lost Caverns of Ixalan , Murders at Karlov Manor , Outlaws of Thunder Junction , Bloomburrow , Duskmourn: House of Horror , Foundations , Aetherdrift , Tarkir: Dragonstorm , Final Fantasy , Edge of Eternities , Spider-Man , Avatar: The Last Airbender , Lorwyn Eclipsed , and Teenage Mutant Ninja Turtles
Its frustrating in casual play and heartbreaking when it happens in competition
End step And thats that: 20 of the top Spirits to grace Magic
Punishment for targeting your stuff