Most played cards in Oloro, Ageless Ascetic:

5 Decks
Swords to Plowshares
5 copies - 1 average
Sphinx's Revelation
5 copies - 1 average
Vampiric Tutor
5 copies - 1 average
Bloodstained Mire
5 copies - 1 average
Creeping Tar Pit
5 copies - 1 average
Command Tower
5 copies - 1 average
Spell Snare
5 copies - 1 average
Spell Pierce
5 copies - 1 average
Memory Lapse
5 copies - 1 average
Go for the Throat
5 copies - 1 average
Miscalculation
5 copies - 1 average
Path to Exile
5 copies - 1 average
Remand
5 copies - 1 average
Fetid Pools
5 copies - 1 average
Godless Shrine
5 copies - 1 average
Tundra
5 copies - 1 average
Shambling Vent
5 copies - 1 average
Underground Sea
5 copies - 1 average
Verdant Catacombs
5 copies - 1 average
Windswept Heath
5 copies - 1 average