![Blightsteel Colossus [Mirrodin Besieged]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/blightsteel-colossus-mirrodin-besieged.webp)
Description
| Set: | Mirrodin Besieged |
| Type: | Artifact Creature — Phyrexian Golem |
| Rarity: | Mythic |
| Cost: | {12} |
Trample, infect, indestructible
If Blightsteel Colossus would be put into a graveyard from anywhere, reveal Blightsteel Colossus and shuffle it into its owner’s library instead.
![Mammoth Umbra [Planechase Anthology]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/mammoth-umbra-planechase-anthology.webp)
![Synapse Sliver [Legions]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/synapse-sliver-legions.webp)
![Eunuchs' Intrigues [Portal Three Kingdoms]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/eunuchs-intrigues-portal-three-kingdoms.webp)
![Progenitus [From the Vault: Legends]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/progenitus-from-vault-legends.webp)
![Junun Efreet [Arabian Nights]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/junun-efreet-arabian-nights.webp)
![Vivid Creek [Modern Masters]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/vivid-creek-modern-masters.webp)
![Conqueror's Galleon // Conqueror's Foothold (Buy-A-Box) [Ixalan Treasure Chest]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/conqueror-s-galleon-conqueror-s-foothold-buy-box-ixalan-treasure-chest.webp)
![Oath of Druids [Judge Gift Cards 2001]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/oath-druids-judge-gift-cards-2001.webp)