Most played cards in Enduring Ideal:

4 Decks
Enduring Ideal
16 copies - 4 average
Tendo Ice Bridge
12 copies - 3 average
Seething Song
12 copies - 3 average
Battlefield Forge
12 copies - 3 average
Confiscate
11 copies - 2.75 average
Boseiju, Who Shelters All
11 copies - 2.75 average
Wrath of God
11 copies - 2.75 average
Form of the Dragon
10 copies - 2.5 average
9 copies - 2.25 average
Adarkar Wastes
8 copies - 2 average
Serum Visions
8 copies - 2 average
Talisman of Progress
8 copies - 2 average
Sleight of Hand
8 copies - 2 average
Pentad Prism
8 copies - 2 average
Chrome Mox
8 copies - 2 average
Sensei's Divining Top
7 copies - 1.75 average
Boiling Seas
6 copies - 1.5 average
Sowing Salt
6 copies - 1.5 average
Mana Leak
6 copies - 1.5 average
Thirst for Knowledge
6 copies - 1.5 average