4 years ago - Tim Drake, Bart Allen & Superboy discover the abandoned Mount Justice, and form Young Justice. They are soon joined by Cassie Sandsmark, Cissie King-Jones & Virgil Hawkins, although Cissie retires after she nearly kills someone. Membership: 15-year-old Tim Drake, 13-year-old Bart Allen, Superboy, 14-year-old Cissie King-Jones, 15-year-old Virgil Hawkins.
3 years ago - The team is attacked by a rogue Superman android. 15-year-old Virgil Hawkins is injured in the battle. the remaining members go on to form the new Teen Titans.