| Card name: | Efficient Construction |
|---|---|
| Mana Cost: |  
|
| Converted Mana Cost: | 4 |
| Types: | Enchantment |
| Card Text: | Whenever you cast an artifact spell, create a 1/1 colorless Thopter artifact creature token with flying. |
| Flavor Text: | For some of Ghirapur's aerowrights, building thopters is a byproduct of larger construction efforts. |
| Expansion: |  Aether Revolt
|
| Rarity: | Uncommon |
| 2017-02-09 | Efficient Construction's triggered ability resolves before the spell that caused it to trigger. The ability will resolve even if that spell is countered. |