Most played cards in BUG Tron:

1 Decks
Urza's Mine
4 copies - 4 average
Moment's Peace
4 copies - 4 average
Urza's Power Plant
4 copies - 4 average
Prophetic Prism
4 copies - 4 average
Urza's Tower
4 copies - 4 average
Thornwood Falls
4 copies - 4 average
Mulldrifter
4 copies - 4 average
Expedition Map
3 copies - 3 average
Shimmering Grotto
3 copies - 3 average
Dinrova Horror
2 copies - 2 average
Circle of Protection: Red
2 copies - 2 average
Pulse of Murasa
2 copies - 2 average
Simic Signet
2 copies - 2 average
Ghostly Flicker
2 copies - 2 average
Condescend
2 copies - 2 average
Wretched Gryff
2 copies - 2 average
Mnemonic Wall
2 copies - 2 average
Crop Rotation
2 copies - 2 average
Hydroblast
2 copies - 2 average
Mystical Teachings
2 copies - 2 average