Reshiram & Zekrom GX (157/236) [Sun & Moon: Cosmic Eclipse] Mirrodin Besieged Promos Colossus of Sardia doesn't untap

Colossus of Sardia doesn't untap during your untap step

Set: Ultimate Masters Type: Legendary Creature — Eldrazi Rarity: Mythic Cost: {10} When you cast this spell

Set: Beta Edition Type: Artifact Rarity: Uncommon Cost: {4} {3}

Set: Arabian Nights Type: Creature — Human Rogue Rarity: Uncommon Cost: {R} {R}: Tap target Wall

Set: EX: Dragon Frontiers Type: Fire Rarity: Holo Rare Retreat cost: Colorless

Reshiram & Zekrom GX (157/236) [Sun & Moon: Cosmic Eclipse] Mirrodin Besieged Promos Colossus of Sardia doesn't untapSet: Sun & Moon: Cosmic Eclipse Type: Dragon Rarity: Ultra Rare Retreat cost: Colorless,Colorless,Colorless