The Complicated History of Damian Wayne
Birth
Damian was grown in a lab instead of being birthed
Assassin
He was trained by Talia and the League of Assassins.
Bat-Family
He later joined his father's crusade against injustice.
Robin
He became Robin when Dick Grayson became the new Batman after Bruce's apparent demise.
Resurrection
After being killed by the Heretic, Batman resurrected Damian.