Walt Disney's Donald Duck Adventures #9

When Donald Duck and his nephews Huey, Dewey, and Louie set out to gather kelp in the West Indies, they hear a chilling tale of an armored man who emerges every half-century to steal a small boy. When Dewey is suddenly taken, the trio must plunge into a hidden grotto beneath a crumbling galleon, guarded by a massive octopus, to rescue him from the mysterious figure’s stronghold.