2 Oakheart Dryads
1 Oashra Cultivator
2 Oasis Ritualist
1 Observant Alseid
1 Oketra's Attendant
2 Oketra's Avenger
1 Ondu Greathorn
1 Ondu War Cleric
1 Opaline Unicorn
3 Oran-Rief Invoker
2 Orchard Spirit
2 Oreskos Sun Guide
1 Oreskos Swiftclaw
4 Ornery Kudu
1 Ornithopter
1 Ovalchase Daredevil
Sideboard: