Most played cards in Show and Order:

31 Decks
Force of Will
124 copies - 4 average
Noble Hierarch
123 copies - 3.97 average
Tropical Island
122 copies - 3.94 average
Misty Rainforest
122 copies - 3.94 average
Show and Tell
122 copies - 3.94 average
Brainstorm
120 copies - 3.87 average
Natural Order
115 copies - 3.71 average
Emrakul, the Aeons Torn
115 copies - 3.71 average
Ponder
84 copies - 2.71 average
Tarmogoyf
79 copies - 2.55 average
Krosan Grip
70 copies - 2.26 average
Daze
61 copies - 1.97 average
Ancient Tomb
60 copies - 1.94 average
Progenitus
60 copies - 1.94 average
Spell Pierce
53 copies - 1.71 average
Llawan, Cephalid Empress
52 copies - 1.68 average
Green Sun's Zenith
50 copies - 1.61 average
Windswept Heath
49 copies - 1.58 average
Birds of Paradise
46 copies - 1.48 average
Pithing Needle
43 copies - 1.39 average