Most played cards in Urza Oko:

2 Decks
Urza, Lord High Artificer
8 copies - 4 average
Karn, the Great Creator
8 copies - 4 average
Emry, Lurker of the Loch
8 copies - 4 average
Chalice of the Void
8 copies - 4 average
Mox Opal
7 copies - 3.5 average
Seat of the Synod
7 copies - 3.5 average
Lotus Petal
7 copies - 3.5 average
Mishra's Bauble
6 copies - 3 average
Ancient Tomb
6 copies - 3 average
Snow-Covered Island
6 copies - 3 average
Baleful Strix
4 copies - 2 average
Echo of Eons
4 copies - 2 average
Lion's Eye Diamond
4 copies - 2 average
Force of Will
4 copies - 2 average
Tormod's Crypt
4 copies - 2 average
Oko, Thief of Crowns
3 copies - 1.5 average
Force of Negation
3 copies - 1.5 average
Walking Ballista
3 copies - 1.5 average
Urza's Bauble
3 copies - 1.5 average
Narset, Parter of Veils
3 copies - 1.5 average