He first appear next to Ra's al Ghul and his allies when Harley Quinn meet him for the 1st time.
Later when Damian is pushing alfred around the zoo he talk about the Thylacine a dog who is extinguish and the fact that they are the two last.
He tell Damian that 10 years ago he saw the last west african rhino get killed take revenge by killing the hunters and also explaing how he decide to join Ra's side.
He later learn from Vixen that the Thylacine is pregnant.
Later when he was alone with Alfred he got knock out with a Batarang by Batman.
When the zoo was set on fire by Blue Beetle, Vixen carry him out.
He was killed for interfering with the Amazo attacks.