Most played cards in Urza Echo:

1 Decks
Lotus Petal
4 copies - 4 average
Lion's Eye Diamond
4 copies - 4 average
Mox Opal
4 copies - 4 average
Urza's Bauble
4 copies - 4 average
Seat of the Synod
4 copies - 4 average
Ancient Tomb
4 copies - 4 average
Karn, the Great Creator
4 copies - 4 average
Chalice of the Void
4 copies - 4 average
Urza, Lord High Artificer
4 copies - 4 average
Echo of Eons
4 copies - 4 average
Emry, Lurker of the Loch
4 copies - 4 average
Force of Will
4 copies - 4 average
Hullbreacher
3 copies - 3 average
Urza's Saga
2 copies - 2 average
Thought Monitor
2 copies - 2 average
Snow-Covered Island
2 copies - 2 average
City of Traitors
2 copies - 2 average
Sai, Master Thopterist
2 copies - 2 average
Cavern of Souls
2 copies - 2 average
Mycosynth Lattice
1 copies - 1 average