Thalia, Heretic Cathar The second best version of Thalia, a main character from Innistrad sets, Thalia, Heretic Cathar sees a lot of play in Prison/Stax EDH decks
Miscuts from the edge of the sheet will have a solid white bar where the 2nd card would be
Consuming Aberration Consuming Aberration is an excellent Commander card for mill, as it's strongest when played against multiple opponents
Spike Feeder + Archangel of Thune This combo saw some play in Modern, but it takes a while to start and is relatively easy to prevent
Kaheera, the OrphanguardKaheera, the Orphanguard This lord from Ikoria : Lair of Behemoths not only boosts all of your Cats and provides them with vigilance, but it also delivers that same benefit to your Elementals, Nightmares, Dinosaurs, and Beasts