Whenever another creature you control enters, if you cast it, sacrifice it
UPDATE: Self-Mill Theme After building this deck myself and playing a good amount of EDH games with it, I found the version of this deck that doesnt have a hard win condition to be difficult
I think it's actually 3 parts now: Vision design, Set design, and Play design
Lastly in His Eyes, All of Them by Margret Killjoy, we meet Vadrik of Nephalia, a powerful wizard who is investigating a change in the moon of Innistrad and hoping the task does not take too long so he can get back to his husband, Hailin
There are quite a few voting-based Elves in from the Tales of Middle-earth set, giving you multiple votes and triggers in a turn
The universality makes it a bit weaker than some of the other companions overall