Most played cards in Helm:

1 Decks
Thoughtseize
4 copies – 4 avg
Chrome Mox
4 copies – 4 avg
Dark Ritual
4 copies – 4 avg
Dauthi Voidwalker
4 copies – 4 avg
Vault of Whispers
4 copies – 4 avg
Urza's Saga
4 copies – 4 avg
Leyline of the Void
4 copies – 4 avg
Opposition Agent
4 copies – 4 avg
Orcish Bowmasters
4 copies – 4 avg
Beseech the Mirror
4 copies – 4 avg
Fell the Profane
3 copies – 3 avg
Ancient Tomb
3 copies – 3 avg
Hymn to Tourach
2 copies – 2 avg
Urborg, Tomb of Yawgmoth
2 copies – 2 avg
Helm of Obedience
2 copies – 2 avg
The One Ring
2 copies – 2 avg
Sheoldred, the Apocalypse
1 copies – 1 avg
Ensnaring Bridge
1 copies – 1 avg
Tourach, Dread Cantor
1 copies – 1 avg
Tithing Blade
1 copies – 1 avg