That means the most efficient interaction available, and this is pretty much it
One of these is a new sapphire card from the Rise of the Floodborn set called Cruella De Vil, Perfectly Wretched
Older werewolves weren't errata'd to have daybound and nightbound, but it is expected to be the way they work from now on
Still, Thoughtseize was just too efficient at letting a deck like this know everything it needed to do while giving it a level of robustness that made it nearly unassailable, no matter how hard people tried
Chapter IV adds , , , , and
Isochron Scepter Quick EDH lifehack: If you hit someone with Thada Adel, Acquisitor and see Isochron Scepter in their library, take it, leave it exiled, and that opponent might literally be unable to win anymore