Most played cards in 4 Color Control:

3 Decks
Umezawa's Jitte
8 copies - 2.67 average
Sakura-Tribe Elder
8 copies - 2.67 average
Tendo Ice Bridge
8 copies - 2.67 average
Kodama's Reach
8 copies - 2.67 average
Sensei's Divining Top
7 copies - 2.33 average
Cranial Extraction
6 copies - 2 average
Hero's Demise
5 copies - 1.67 average
Time of Need
5 copies - 1.67 average
Meloku the Clouded Mirror
5 copies - 1.67 average
Honor-Worn Shaku
4 copies - 1.33 average
Godo, Bandit Warlord
4 copies - 1.33 average
Empty-Shrine Kannushi
4 copies - 1.33 average
Distress
4 copies - 1.33 average
Final Judgment
4 copies - 1.33 average
Ogre Marauder
4 copies - 1.33 average
Sickening Shoal
4 copies - 1.33 average
Nezumi Cutthroat
4 copies - 1.33 average
Hand of Cruelty
4 copies - 1.33 average
Honden of Night's Reach
3 copies - 1 average
Hisoka's Defiance
3 copies - 1 average