Zodiac Ox [Portal Three Kingdoms] Explorer sacrifice Koskun Falls unless you

sacrifice Koskun Falls unless you tap an untapped creature you control

−3: Destroy target artifact

{1}: Regenerate Living Wall

Whenever the fourth spell of a turn is cast

Set: Shadows over Innistrad Prerelease Promos Type: Creature — Spirit Knight Rarity: Rare Cost: {5}{W}{W} Flying

Zodiac Ox [Portal Three Kingdoms] Explorer sacrifice Koskun Falls unless youSet: Portal Three Kingdoms Type: Creature Ox Rarity: Uncommon Cost: {3}{G} Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.) ". . . Cao's abdication changed the face of all; No mighty battles marked the Southland's fall. . . ."