Cobra tricks the Joes into attacking an underwater base (masterminded by Prof. Appel, Candy's father, a Crimson Guardsman and scientist), which due to its depth, is attacked by high explosives. The explosives cause an underground quake to begin, the
The price of "G.I. Joe, A Real American Hero #40 [Direct]-Fine (5.5 – 7)" at Hello Comics is USD $4.99.
The publisher of "G.I. Joe, A Real American Hero #40 [Direct]-Fine (5.5 – 7)" is Marvel Comics.
The genre of "G.I. Joe, A Real American Hero #40 [Direct]-Fine (5.5 – 7)" is War.
"G.I. Joe, A Real American Hero #40 [Direct]-Fine (5.5 – 7)" falls under the category of Back Issues (Common).
The artists of "G.I. Joe, A Real American Hero #40 [Direct]-Fine (5.5 – 7)" are Mike Zeck, and Rod Whigham.
The writers of "G.I. Joe, A Real American Hero #40 [Direct]-Fine (5.5 – 7)" are Ann Nocenti, and Larry Hama.