This is because Donatello, Gadget Master, can create a token copy of a chosen artifact when he does combat damage to a player
This is going to be broken had it been more consistent
Versatility is invaluable in Commander
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Campus Composer Harmonized Trio Korlessa, Scale Singer Leitmotif Composer Lotuslight Dancers Mockingbird Orysa, Tide Choreographer Songcrafter Mage Starfield Vocalist The Wandering Minstrel Tom Bombadil Zaffai and the Tempests Zinnia, Valley's Voice
Zuran Orb, along with Squandered Resources, is actually the most egregious offender as a combo engine sacrificing your lands to draw a bunch of cards and then somehow cast Splendid Reclamation and mysteriously kill your opponent appears to be the gameplan here, but I dont think that game is a very good one