Any existing effects or counters that raise, lower, or switch a creature's power and/or toughness continue to apply to the creature's newly-set power and toughness
Theres a ton of applications for this: you can elk your own cards once youre done with their effects, you can elk the Food token he makes, and best of all, you can elk your opponents big creatures and artifacts essentially making Oko a persistent answer to that your opponent will need to play around
Golgari is one of the most consistent archetypes in the format, if not the most consistent
That ratio has remained the same since Outlaws of Thunder Junction , but starting with Edge of Eternities , art cards will be exclusive to Collector boosters
White Auracite Mana Value: 2WW Rarity: Common Type: Artifact Card Text: When this artifact enters, exile target nonland permanent an opponent controls until this artifact leaves the battlefield