Avengers #161
"Beware the Ant-Man!"
July 1977, in collection
A confused Hank Pym attacks the Avengers as Ant-Man; Ultron returns
reprinted in
*
40 Years of Avengers
2006, in collection
(2006*)
*
Avengers: Visionaries TPB
1999, in collection
(1999*)
*
Marvel Digital Comics
no date
(no date)