Most played cards in Isamaru, Hound of Konda:

3 Decks
Snow-Covered Plains
34 copies - 11.33 average
Council's Judgment
3 copies - 1 average
Guardians' Pledge
3 copies - 1 average
Charge Across the Araba
3 copies - 1 average
Mana Tithe
3 copies - 1 average
Ramosian Rally
3 copies - 1 average
Brave the Elements
3 copies - 1 average
Harm's Way
3 copies - 1 average
War Priest of Thune
3 copies - 1 average
Thalia, Guardian of Thraben
3 copies - 1 average
Eiganjo Castle
3 copies - 1 average
Thalia, Heretic Cathar
3 copies - 1 average
Thraben Inspector
3 copies - 1 average
Reverent Mantra
3 copies - 1 average
Topplegeist
3 copies - 1 average
Whipcorder
3 copies - 1 average
Spectral Procession
3 copies - 1 average
Honor of the Pure
3 copies - 1 average
Gideon, Ally of Zendikar
3 copies - 1 average
Parallax Wave
3 copies - 1 average