constellation mtg cards - All with Constellation Question: what was WotC's rationale

The Sibsig Ceremony The Sibsig Ceremony is a mono-black enchantment with a niche ability to build around

My pick for 2019 though is Modern Horizons

Secret council Whenever Crdan enters or attacks, each player secretly votes for a player, then those votes are revealed

It offers us an interesting play pattern: You can put good auras on your opponents creatures and prevent them from attacking you, kind of like how goad works

That shuts down things like Force of Will or Fierce Guardianship, pretty commonly played in Commander

With Ezuri on the battlefield, you can activate Staff of Compleation for three life to proliferate and draw a card