The original Seat of the Synod appeared in Mirrodin, in 2003.
The original art was by John Avon.
Jumpstart 2022
The Brothers' War Commander
Secret Lair Drop
Commander 2018
Duel Decks: Elves vs. Inventors
Commander 2016
Duel Decks: Elspeth vs. Tezzeret
Planechase
World Championship Decks 2004
World Championship Decks 2004
Mirrodin