Most played cards in 8 Cast:

1 Decks
 ↓ Ancient Tomb
4 copies – 4 avg
↓ Mox Opal
4 copies – 4 avg
↓ Urza's Saga
4 copies – 4 avg
↓ Urza's Bauble
4 copies – 4 avg
↓ Thoughtcast
4 copies – 4 avg
↓ Thought Monitor
4 copies – 4 avg
↓ Seat of the Synod
4 copies – 4 avg
↓ Sai, Master Thopterist
4 copies – 4 avg
↓ Mishra's Bauble
4 copies – 4 avg
↓ Lotus Petal
4 copies – 4 avg
↓ Force of Will
4 copies – 4 avg
↓ Emry, Lurker of the Loch
4 copies – 4 avg
↓ Force of Negation
4 copies – 4 avg
↓ Chalice of the Void
3 copies – 3 avg
↓ Pithing Needle
2 copies – 2 avg
↓ Retrofitter Foundry
2 copies – 2 avg
↓ Snow-Covered Island
2 copies – 2 avg
↓ Lion's Eye Diamond
2 copies – 2 avg
↓ Echo of Eons
2 copies – 2 avg
↓ Dismember
2 copies – 2 avg