When Guardians of Koilos enters the battlefield, you may return another target historic permanent you control to its owner's hand. (Artifacts, legendaries, and Sagas are historic.)
Rarity: Common
#: 216
Card Type: Artifact Creature — Construct
Power / Toughness: 4 / 4
Flavor: Archaeologists depend on automatons inspired by their previous discoveries at Koilos to guard the excavations.
Casting Cost: 5
Artist: Yeong-Hao Han