While giving Slade Wilson the guided tour, Thea shows him a painting by "Curtis Swan." Curt Swan was a comic book artist who produced hundreds of covers and stories from the early 1950s to 1986: he is most associated with Superman and many comic book fans consider his version of the character to be definitive.
In the comics, the evil mastermind, Professor Ivo, created an android named 'Amazo'. The name of the freighter that had been commandeered by Dr. Ivo was named 'Amazo'.
Oliver's full name is Oliver Jonas Queen