Under siege

"Under Siege"
Director: Tim Eldred — Writer: Matt Wayne — Aired: April 3, 2016 — 12px    12px      

Under Siege is the 4th episode of Season 3: Ultron Revolution.


While the Avengers are investigating one of Baron Helmut Zemo's possible hideout somewhere in South America, Hawkeye is left to defend Avengers Tower from Baron Helmut Zemo who has taken the Masters of Evil members Beetle, Fixer, Goliath, Moonstone, and Screaming Mimi under his leadership.

Appearing in "Under Siege"

Featured Characters:

  • Avengers
    • Captain America (Steve Rogers)
    • Iron Man (Tony Stark)
    • Black Widow (Natasha Romanoff)
    • Thor
    • Falcon (Sam Wilson)
    • Hulk (Bruce Banner)
    • Hawkeye (Clint Barton)

Supporting Characters:

  • Friday


  • Masters of Evil
    • Baron Helmut Zemo (Joins team)
    • Moonstone (Karla Sofen) (First appearance)
    • Fixer (Paul Ebersol) (First appearance)
    • Beetle (Abner Jenkins)
    • Screaming Mimi (Melissa Gold)
    • Goliath (Erik Josten)

Other Characters:

  • Hydra (Mentioned)
  • Circus of Crime (Mentioned)


  • Throughout the episode, Hawkeye is barefoot.