I heard you mumble you were lookin' for Doc Strange -- and I wanna know what a brainless baboon and a sorcerer have in common! 
This issue collects following issues:
Defenders #7
"War Below the Waves!"
"War Below the Waves!"
Defenders #8
"...If Atlantis Should Fall!"
"...If Atlantis Should Fall!"
Defenders #9
"Divide... and Conquer"
"Divide... and Conquer"
Defenders #10
"Breakthrough!"
"Breakthrough!"
Defenders #11
"A Dark and Stormy Knight"
"A Dark and Stormy Knight"
Defenders #12
"The Titan Strikes Back!"
"The Titan Strikes Back!"
Defenders #13
"For Sale: One Planet -- Slightly Used!"
"For Sale: One Planet -- Slightly Used!"
Defenders #14
""And Who Shall Inherit the Earth?""
""And Who Shall Inherit the Earth?""
Defenders #15
""Panic Beneath the Earth!""
""Panic Beneath the Earth!""
Defenders #16
"Alpha, the Ultimate Mutant!"
"Alpha, the Ultimate Mutant!"
Giant-Size Defenders #1
"The Way They Were!"
"The Way They Were!"
Avengers #115
"Below Us the Battle!"
"Below Us the Battle!"
Avengers #116
"Betrayal!"
"Betrayal!"
Avengers #117
"Holocaust"
"Holocaust"
Avengers #118
"To the Death!"
"To the Death!"