Cyrus is the secondary tritagonist of the Angry Birds game series created by Rovio. He was presented in 2009, as part of the 5 original birds of the flock After his first appearance in Poached Eggs Cyrus has become a very prominent character in the following installments, although in Angry Birds Toons as well as in some games of the saga he is replaced by his sister Matilda. Cyrus and Hal are the only birds that do not appear in Angry Birds Toons.