Most played cards in Ad Nauseam Combo:

4 Decks
 ↓ Simian Spirit Guide
16 copies – 4 avg
↓ Serum Visions
16 copies – 4 avg
↓ Angel's Grace
16 copies – 4 avg
↓ Ad Nauseam
16 copies – 4 avg
↓ Pentad Prism
16 copies – 4 avg
↓ Lotus Bloom
16 copies – 4 avg
↓ Darkslick Shores
14 copies – 3.5 avg
↓ Gemstone Mine
14 copies – 3.5 avg
↓ Leyline of Sanctity
14 copies – 3.5 avg
↓ Temple of Deceit
13 copies – 3.25 avg
↓ Pact of Negation
13 copies – 3.25 avg
↓ Phyrexian Unlife
12 copies – 3 avg
↓ Seachrome Coast
12 copies – 3 avg
↓ Darkness
11 copies – 2.75 avg
↓ Sleight of Hand
11 copies – 2.75 avg
↓ Spoils of the Vault
8 copies – 2 avg
↓ Lightning Storm
8 copies – 2 avg
↓ Temple of Enlightenment
5 copies – 1.25 avg
↓ Slaughter Pact
4 copies – 1 avg
↓ Duress
4 copies – 1 avg