Blackhawks [Blackhawk; Stan; Chuck; Hendrickson; Olaf; Chop Chop; Andre]; Dr. Ramon Vicaro; Maria Vicaro
The Blackhawks are called to Chile, where avalanches have destroyed several national defense sites. They discover that a scientist, Dr. Vicaro, is causing them, but his daughter helps them defeat her criminal father.
Blackhawks [Blackhawk; Chuck; Andre; Stan; Olaf; Hendrickson; Chop Chop]
An uncharted island in the Pacific is home to an ancient Norman colony descended from shipwreck survivors who landed there in the eleventh century. Blackhawk tries to convince them that he has magical powers in a bargain for the freedom of his team.
Blackhawks [Blackhawk [also as The Question Mark]; Chuck; Andre; Olaf; Chop Chop; Stanislaus; Hendrickson; Blackie]
When Blackhawk appears to have been killed, the rest of the team must face the War Wheel, the Flying Tank and Killer Shark's octopus, all under the control of the Question Mark, without their leader. But Chuck realizes the Question Mark is Blackhawk in disguise, and Blackhawk reveals that his ruse was a test to see who could best lead the Blackhawks in his absence.