Most played cards in Fish:

228 Decks
Force of Will
875 copies - 3.84 average
Deathrite Shaman
755 copies - 3.31 average
Wasteland
656 copies - 2.88 average
Tropical Island
565 copies - 2.48 average
Misty Rainforest
505 copies - 2.21 average
Underground Sea
502 copies - 2.2 average
Assassin's Trophy
451 copies - 1.98 average
Collector Ouphe
448 copies - 1.96 average
Tarmogoyf
438 copies - 1.92 average
Force of Vigor
392 copies - 1.72 average
Polluted Delta
378 copies - 1.66 average
Leovold, Emissary of Trest
298 copies - 1.31 average
Preordain
288 copies - 1.26 average
Flusterstorm
284 copies - 1.25 average
Oko, Thief of Crowns
263 copies - 1.15 average
Grafdigger's Cage
257 copies - 1.13 average
Energy Flux
228 copies - 1 average
Mox Sapphire
225 copies - 0.99 average
Strip Mine
225 copies - 0.99 average
Ancestral Recall
222 copies - 0.97 average