co-founded Helix Dynamics
helped defeat Adrian Chase
helped defeat Cayden James
helped defeat Damien Darhk
helped defeat Malcolm Merlyn
helped defeat Prometheus
helped defeat Ra's al Ghul
helped defeat Ricardo Diaz
helped defeat Slade Wilson
helped defeat The Monitor
helped during Crisis on Earth-X
helped during Crisis on Infinite Earths
left Team Arrow in season 7
paralyzed from waist down (temporarily)
reunited with Oliver Queen in the afterlife