For example, if you control Johann, Apprentice Sorcerer (Once each turn, you may cast an instant or sorcery spell from the top of your library.) and Questing Druid is on top of your library, you can cast Seek the Beast, but not Questing Druid
As much as it seemed like a lot of Un-Set-based fun, Photo Op had the potential to be deeply problematic
In: Agent of the Iron ThroneAgent of the Iron Throne, Disciple of the VaultDisciple of the Vault, Nadiers NightbladeNadiers Nightblade, Contraband KingpinContraband Kingpin, Kappa CannoneerKappa Cannoneer, Underhanded DesignsUnderhanded Designs, Junk WinderJunk Winder We also want to take advantage of Inquisitor GreyfaxInquisitor Greyfaxs tap ability, so were throwing in BetrayalBetrayal and Verity CircleVerity Circle for some extra card draw
You own target card in the ante
The result of this interaction was previously unintuitive to many players: since that Saga had no chapter abilities, the game defined the "greatest number among its chapter abilities" as zero, and no matter how many lore counters that Saga had on it, it would be sacrificed as a state-based action once it wasn't the source of a chapter ability on the stack (usually right away)