Respawn is a clone made from the DNA of Talia Al Ghul and Deathstroke. This not only makes him Slade's biological son, but also the half-brother of Damian Wayne.

In Robin #13, Damian Wayne clashes with his rival, Respawn. Damian Wayne and Respawn are engaged in a gruelling battle when Wayne learns a shocking truth. Respawn is none other than his own brother.