tribal mtg cards Kastral, the Windcrested Commander Deck Birds Magic EDH Azorius Alt The 59 Best Tribal Cards

How fun that, even if Yahenni somehow dies and is copied as a non-creature enchantment, it can still sacrifice a creature to make itself indestructible

Obviously it's limited by being a tap ability on a creature and only working on colorless sources, but this is an extremely rare and useful effect, and a lot of the things that get targeted are colorless anyway

Alternatively, you have Coram, the Undertaker, a much more traditional graveyard commander, and realistically the stronger card

Even worse than Time Spiral, the Jar required no activation cost once it was on the table

Finally the time has come, and Morph has made its triumphant return with Drogos Khalasar Khans of Tarkir