![Impervious Greatwurm (Buy-A-Box) [Guilds of Ravnica]](http://pvpshoppe.com/cdn/shop/files/24000f7d-11c1-54f3-932b-f27a673ba589_800x.jpg?v=1772779063)
![Impervious Greatwurm (Buy-A-Box) [Guilds of Ravnica]](http://pvpshoppe.com/cdn/shop/files/24000f7d-11c1-54f3-932b-f27a673ba589_1024x.jpg?v=1772779063)
Description
| Set: | Guilds of Ravnica |
| Type: | Creature — Wurm |
| Rarity: | Mythic |
| Cost: | {7}{G}{G}{G} |
Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
Indestructible
Indestructible
The ultimate answer to intrigue and subtlety.
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