The original Triskelion appeared in Antiquities, in 1994.
The original art was by Douglas Shuler.
March of the Machine Commander
Dominaria Remastered
Dominaria Remastered
Dominaria Remastered
The List
Duel Decks: Elspeth vs. Tezzeret
Magic 2011
Mirrodin
Renaissance
Fourth Edition
Antiquities