Zagras, Thief of Heartbeats asks a lot, as playing a party centric deck is not going to be easy
Cataclysmic Gearhulk 3WW Artifact Creature Construct Vigilance When Cataclysmic Gearhulk enters the battlefield, each player chooses from among the non-land permanents he or she controls an artifact, a creature, an enchantment, and a planeswalker, then sacrifices the rest
Outlaws of Thunder Junction gave us the Greave's at home version in Lavaspur Boots, thankfully the power boost helps offset how much worse ward is as a targeting-deterrent, but it's still several notches below the other two
After many discussions with the owner and a variety of other old employees, I came to the conclusion that they were doing an alignment or color test
I think Arena uses "perpetually" to track this kind of effect, and this would be a good place for it