Most played cards in Rectal Agony:

2 Decks
Academy Rector
8 copies – 4 avg
Cabal Therapy
8 copies – 4 avg
Dark Ritual
8 copies – 4 avg
Polluted Delta
7 copies – 3.5 avg
Underground Sea
6 copies – 3 avg
Brainstorm
5 copies – 2.5 avg
Duress
5 copies – 2.5 avg
Gemstone Mine
4 copies – 2 avg
Hurkyl's Recall
4 copies – 2 avg
Tendrils of Agony
4 copies – 2 avg
Scrubland
4 copies – 2 avg
Flooded Strand
4 copies – 2 avg
Force of Will
4 copies – 2 avg
Blue Elemental Blast
3 copies – 1.5 avg
Compost
3 copies – 1.5 avg
Orim's Chant
3 copies – 1.5 avg
Swords to Plowshares
2 copies – 1 avg
Innocent Blood
2 copies – 1 avg
Illusions of Grandeur
2 copies – 1 avg
Yawgmoth's Will
2 copies – 1 avg