Most played cards in TwiddleVault:

3 Decks
 ↓ Twiddle
12 copies – 4 avg
↓ Howling Mine
12 copies – 4 avg
↓ Island\n1 Sword of the Ages
11 copies – 3.67 avg
↓ Recall
9 copies – 3 avg
↓ Counterspell
9 copies – 3 avg
↓ Tropical Island
8 copies – 2.67 avg
↓ Hurkyl's Recall
8 copies – 2.67 avg
↓ Time Vault
7 copies – 2.33 avg
↓ City of Brass
6 copies – 2 avg
↓ Volcanic Island
6 copies – 2 avg
↓ Sylvan Library
6 copies – 2 avg
↓ Red Elemental Blast
5 copies – 1.67 avg
↓ Underground Sea
5 copies – 1.67 avg
↓ Blue Elemental Blast
5 copies – 1.67 avg
↓ Copy Artifact
5 copies – 1.67 avg
↓ Transmute Artifact
5 copies – 1.67 avg
↓ Tranquility
4 copies – 1.33 avg
↓ Su-Chi
4 copies – 1.33 avg
↓ Mishra's Factory
4 copies – 1.33 avg
↓ Boomerang
3 copies – 1 avg