Whenever you cast an artifact spell, create a 1/1 colorless Thopter artifact creature token with flying.
Mana cost
3
U
Mana value
4
Printings
From
$0.46
EDHREC rank
#2634
Buy
Formats
Pioneer
Legal
Modern
Legal
Legacy
Legal
Vintage
Legal
Commander
Legal
Rulings
9 Feb 2017
Efficient Construction’s triggered ability resolves before the spell that caused it to trigger. The ability will resolve even if that spell is countered.