
Nonartifact spells you cast have improvise. (Your artifacts can help cast those spells. Each artifact you tap after you're done activating mana abilities pays for {1}.)
Inspiring Statuary has 11 printings, first in Aether Revolt (2017). EDHREC ranks it #984 among Commander cards. It appears most in Cloud, Ex-SOLDIER decks (10,312 on EDHREC). 3 public decks on TCG run it. It has 11 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.