Most played cards in Suicide Black:

1 Decks
Dark Ritual
4 copies - 4 average
Cabal Therapy
4 copies - 4 average
Ghastly Demise
4 copies - 4 average
Hatred
4 copies - 4 average
Dauthi Marauder
4 copies - 4 average
Duress
4 copies - 4 average
Dauthi Ghoul
4 copies - 4 average
Dauthi Slayer
4 copies - 4 average
Wasteland
4 copies - 4 average
Dauthi Horror
4 copies - 4 average
Dauthi Warlord
4 copies - 4 average
Planar Void
3 copies - 3 average
Engineered Plague
3 copies - 3 average
Smother
3 copies - 3 average
Nevinyrral's Disk
2 copies - 2 average
Thran Lens
2 copies - 2 average
Lake of the Dead
2 copies - 2 average
Perish
2 copies - 2 average