Most played cards in Candleflare:

2 Decks
Fireball
8 copies - 4 average
Volcanic Island
8 copies - 4 average
City of Brass
8 copies - 4 average
Fork
7 copies - 3.5 average
Red Elemental Blast
7 copies - 3.5 average
Mana Flare
7 copies - 3.5 average
Mana Vault
6 copies - 3 average
Candelabra of Tawnos
6 copies - 3 average
Counterspell
4 copies - 2 average
Underground Sea
4 copies - 2 average
City in a Bottle
4 copies - 2 average
Blue Elemental Blast
3 copies - 1.5 average
Transmute Artifact
3 copies - 1.5 average
Ivory Tower
3 copies - 1.5 average
Hurkyl's Recall
3 copies - 1.5 average
Mishra's Factory
3 copies - 1.5 average
Guardian Beast
3 copies - 1.5 average
Blood Moon
3 copies - 1.5 average
Maze of Ith
3 copies - 1.5 average
The Abyss
2 copies - 1 average