Overgrowth (LIST-9ED-262) - The List
Overrun (LIST-CMA-130) - The List
Ovinomancer (LIST-DMR-64) - The List
Owl Familiar (LIST-POR-63) - The List
Oxidize (LIST-P05-4) - The List
Pacifism (LIST-M20-32) - The List
Pack Leader (LIST-M21-29) - The List
Painted Bluffs (LIST-AKH-246) - The List
Palace Jailer (LIST-CN2-18) - The List
Palace Sentinels (LIST-CN2-19) - The List