Knox was a billionaire that came into possession of a rare blue tiger.
Knox was an eccentric billionaire that captured a rare blue tiger while on a safari.
As Peter arrived at Knox's estate Knox was leaving on a helicopter. Peter, as Spider-Man, got inside the helicopter and found Knox tied up. Spider-Man then learned that the Knox he saw get into the helicopter was really the Chameleon.
Spider-Man was later able to defeat Chameleon, who had partnered with Kraven the Hunter, and was able to free Knox.
- Knox appeared in the children's book, Spider-Man: Chase for the Blue Tiger.