You can expect to see cards such as Ghostly Prison and Blind Obedience in the Battlecruiser power level because these types of cards have been printed in Commander precon decks on occasion, but wouldn't expect to run into a deck that aims to turbo out a full-on Stasis lock while playing around the level of unmodified Commander precons
It's not perfect, as you can miss, but we've found that four is a good number, where you hit a vast majority of the time
Token copies of a commander and copies made by Clone effects dont have this property, so they cant deal commander damage
Unfortunately, due to Magic: the Gathering being a physical game, occasionally, there are production problems
Seedguide Ash I originally had Wood Elves, Farhaven Elf, and friends as a separate entry on the list because they have enters-the-battlefield effects instead of a dies trigger (also Sakura-Tribe Elder), but its safe to lump them all in here