Most played cards in Cascade Trickery:

1 Decks
Violent Outburst
4 copies - 4 average
Brilliant Ultimatum
4 copies - 4 average
Aether Hub
4 copies - 4 average
Ardent Plea
4 copies - 4 average
Omniscience
4 copies - 4 average
Nephalia Academy
4 copies - 4 average
Mindbreak Trap
4 copies - 4 average
Chancellor of the Annex
4 copies - 4 average
Simian Spirit Guide
4 copies - 4 average
Ulamog, the Infinite Gyre
4 copies - 4 average
Gemstone Caverns
4 copies - 4 average
Pillar of the Paruns
4 copies - 4 average
Gemstone Mine
4 copies - 4 average
City of Brass
4 copies - 4 average
Emrakul, the Aeons Torn
4 copies - 4 average
Kozilek, Butcher of Truth
3 copies - 3 average
Emrakul, the Promised End
3 copies - 3 average
Mana Confluence
2 copies - 2 average
Tibalt's Trickery
2 copies - 2 average
Tendo Ice Bridge
2 copies - 2 average