Most played cards in Mizzix of the Izmagnus:

1 Decks
Snow-Covered Island
2 copies - 2 average
Chrome Mox
1 copies - 1 average
Everflowing Chalice
1 copies - 1 average
Commander's Sphere
1 copies - 1 average
Fellwar Stone
1 copies - 1 average
Mind Stone
1 copies - 1 average
Lotus Petal
1 copies - 1 average
Izzet Signet
1 copies - 1 average
Izzet Cluestone
1 copies - 1 average
Chromatic Star
1 copies - 1 average
Chromatic Sphere
1 copies - 1 average
Snap
1 copies - 1 average
Seething Song
1 copies - 1 average
Pyretic Ritual
1 copies - 1 average
Thirst for Knowledge
1 copies - 1 average
Toils of Night and Day
1 copies - 1 average
Great Furnace
1 copies - 1 average
Visions of Beyond
1 copies - 1 average
Turnabout
1 copies - 1 average
Pentad Prism
1 copies - 1 average