Most played cards in MUD :

2 Decks
 ↓ Goblin Welder
8 copies – 4 avg
↓ Tangle Wire
8 copies – 4 avg
↓ Chill
8 copies – 4 avg
↓ Shivan Reef
8 copies – 4 avg
↓ Crosis's Catacombs
8 copies – 4 avg
↓ Ancient Tomb
8 copies – 4 avg
↓ Tinker
8 copies – 4 avg
↓ Winter Orb
8 copies – 4 avg
↓ City of Traitors
8 copies – 4 avg
↓ Mind Stone
8 copies – 4 avg
↓ Thran Dynamo
7 copies – 3.5 avg
↓ Phyrexian Furnace
6 copies – 3 avg
↓ Pyroclasm
6 copies – 3 avg
↓ Sphere of Resistance
5 copies – 2.5 avg
↓ Rishadan Port
5 copies – 2.5 avg
↓ Gemstone Mine
4 copies – 2 avg
↓ Powder Keg
3 copies – 1.5 avg
↓ Tsabo's Web
3 copies – 1.5 avg
↓ Black Vise
3 copies – 1.5 avg
↓ Rushing River
2 copies – 1 avg