Most played cards in Dead Guy Ale:

4 Decks
Disenchant
16 copies - 4 average
Swords to Plowshares
16 copies - 4 average
Hypnotic Specter
16 copies - 4 average
City of Brass
15 copies - 3.75 average
Scrubland
14 copies - 3.5 average
Strip Mine
10 copies - 2.5 average
Blue Elemental Blast
8 copies - 2 average
Dark Ritual
8 copies - 2 average
Serra Angel
8 copies - 2 average
Moat
8 copies - 2 average
Hymn to Tourach
8 copies - 2 average
Serendib Efreet
8 copies - 2 average
Order of the Ebon Hand
8 copies - 2 average
Divine Offering
7 copies - 1.75 average
Mishra's Factory
7 copies - 1.75 average
Underground Sea
6 copies - 1.5 average
Boomerang
6 copies - 1.5 average
Juzám Djinn
6 copies - 1.5 average
Royal Assassin
5 copies - 1.25 average
Spirit Link
5 copies - 1.25 average