VisionQuest Episode 4 Reveals Identity of Butcherbird Killer

• In VisionQuest episode 4, titled 'Malware,' the identity of the Butcherbird Killer is revealed.
• The Butcherbird Killer has been targeting board members of Markridge Biotech, an AI technology company.
• Ultron, a character from Avengers: Infinity War, was watching a news report about the Butcherbird in episode 2.
• In the episode, Vision faces Jocasta, and Ultron urges Vision to give up control, leading to a significant moment in Avengers: Infinity War.
• Markridge Biotech was sold to Stark Industries in 2008.