Action, drama, silliness, naughtiness and comedy abound in this full-colour comic book for newly-independent readers. Captain Mack is on a dangerous mission to save a submarine trapped in a rocky ravine, deep in the ocean. If he's not quick, the crew will soon run out of oxygen. But our superhero soon detects something very fishy going on when he struggles to pull the vessel free... Suffering submarines! It's a giant squid causing all the trouble. Will Captain Mack manage to tie the situation up before the good people of Sunshine City need his help? It's a disaster! There's a Space Monster invasion. Or is Tracy Trickster up to her old tricks again...? Never fear, Mack is here! Sky Rockets to the Rescue!