
Counter target noncreature spell unless its controller pays {1} plus an additional {1} for each creature in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.)
Concerted Defense has 1 printing, first in Zendikar Rising (2020). EDHREC ranks it #12,507 among Commander cards. It appears most in The Destined Warrior decks (3,184 on EDHREC). It has 3 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.