Ismael Rivera is the leader of the Delancy Thrones. He appears in The Warriors by Sol Yurick.
In the Novel[]
He is killed by all the gang members after the police show up, having been tipped off about a big "rumble". The gang members shoot him with the peace offerings they were asked to bring, handguns, believing him to have set them up.
In the Film[]
He is re-written as Cyrus.