Most played cards in Urza:

3 Decks
 ↓ Ancient Tomb
12 copies – 4 avg
↓ Lotus Petal
12 copies – 4 avg
↓ Karn, the Great Creator
11 copies – 3.67 avg
↓ Urza's Saga
10 copies – 3.33 avg
↓ Urza's Tower
8 copies – 2.67 avg
↓ Urza's Workshop
8 copies – 2.67 avg
↓ Planar Nexus
8 copies – 2.67 avg
↓ Glaring Fleshraker
8 copies – 2.67 avg
↓ Manifold Key
8 copies – 2.67 avg
↓ Grim Monolith
8 copies – 2.67 avg
↓ The One Ring
8 copies – 2.67 avg
↓ Kozilek's Command
8 copies – 2.67 avg
↓ Mox Opal
7 copies – 2.33 avg
↓ Mystic Forge
6 copies – 2 avg
↓ Chalice of the Void
4 copies – 1.33 avg
↓ Echo of Eons
4 copies – 1.33 avg
↓ Emry, Lurker of the Loch
4 copies – 1.33 avg
↓ Lion's Eye Diamond
4 copies – 1.33 avg
↓ Seat of the Synod
4 copies – 1.33 avg
↓ Urza's Bauble
4 copies – 1.33 avg