Most played cards in Madness:

62 Decks
 ↓ Basking Rootwalla
227 copies – 3.66 avg
↓ Wild Mongrel
225 copies – 3.63 avg
↓ Tropical Island
192 copies – 3.1 avg
↓ Force of Will
185 copies – 2.98 avg
↓ Wasteland
162 copies – 2.61 avg
↓ Aquamoeba
136 copies – 2.19 avg
↓ Brainstorm
127 copies – 2.05 avg
↓ Survival of the Fittest
121 copies – 1.95 avg
↓ Daze
115 copies – 1.85 avg
↓ Vengevine
107 copies – 1.73 avg
↓ Krosan Grip
105 copies – 1.69 avg
↓ Arrogant Wurm
99 copies – 1.6 avg
↓ Noble Hierarch
96 copies – 1.55 avg
↓ Misty Rainforest
95 copies – 1.53 avg
↓ Wonder
84 copies – 1.35 avg
↓ Stifle
82 copies – 1.32 avg
↓ Wooded Foothills
82 copies – 1.32 avg
↓ Windswept Heath
78 copies – 1.26 avg
↓ Spell Pierce
74 copies – 1.19 avg
↓ Tormod's Crypt
69 copies – 1.11 avg