Fantastic Four #200
"When Titans Clash!"
November 1978, in collection
Reed defeats Doom in a mirror chamber, stopping his plan to control the UN
reprinted in
*
44 Years of Fantastic Four
2005, in collection
(2005*)
*
Fantastic Four: Overthrow of Doom HB
2011, in collection
(2011*)
*
Marvel Digital Comics
no date
(no date)