For as long as your opponents have a total of 7 artifacts or enchantments on the battlefield, this generates infinite mana.
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![Mizzix of the Izmagnus feature for Mizzix Control Primer cEDH](https://cdn.statically.io/img/static.tappedout.net/mtg-cards-2/CMM/mizzix-of-the-izmagnus/regular-1690496692.png)
For as long as your opponents have a total of 7 artifacts or enchantments on the battlefield, this generates infinite mana.