![Efficient Construction [Commander Masters]](https://cdn.shopify.com/s/files/1/0451/3388/9694/files/c72947ed-c39f-5f9e-bb24-e8fa748b2c31.png?v=1736562171)
Efficient Construction [Commander Masters]
| Set: | Commander Masters |
| Type: | Enchantment |
| Rarity: | Uncommon |
| Cost: | 3U |
| Colors: | U |
Whenever you cast an artifact spell, create a 1/1 colorless Thopter artifact creature token with flying.
For some of Ghirapur's aerowrights, building thopters is a by-product of larger construction efforts.