Most played cards in Ob Nixilis, the Fallen:

1 Decks
Mutilate
1 copies - 1 average
Murderous Cut
1 copies - 1 average
Night's Whisper
1 copies - 1 average
Mind Twist
1 copies - 1 average
Read the Bones
1 copies - 1 average
Sign in Blood
1 copies - 1 average
Reanimate
1 copies - 1 average
Languish
1 copies - 1 average
Raven's Crime
1 copies - 1 average
Inquisition of Kozilek
1 copies - 1 average
Fatal Push
1 copies - 1 average
Duress
1 copies - 1 average
Dismember
1 copies - 1 average
Geth's Verdict
1 copies - 1 average
Go for the Throat
1 copies - 1 average
Innocent Blood
1 copies - 1 average
Hymn to Tourach
1 copies - 1 average
Hero's Downfall
1 copies - 1 average
Sinkhole
1 copies - 1 average
Smallpox
1 copies - 1 average