Free at last, Skullmaster immediately begins his evil work by fooling an island tribe into drinking dragon's blood, which transforms them into monsters that only obey him. Max and co arrive to try and save the last of them.
When a spiteful computer nerd becomes near-omnipotent after transforming himself into a living computer virus, only Max's gaming skills combined with Virgil's knowledge of mathematics can save the day.
Max must rescue Virgil, Norman, and a group of children from the deranged Freako, a man whose deformities make him look just like a clown, who has enslaved and transformed them into hideous mutants to be slaves in his dark circus.
Virgil summons Max to inform him that he may not be the real Cap Bearer, and that they may have found the real Mighty One. Virgil devises a test to decide who is the real chosen one, a test that proves to be disastrous for the world.
Cyberskull re-emerges from the depths of cyberspace to enact revenge by manipulating a brainwashed cult into transferring his essence into a gigantic robot body which will grant him unimaginable power once again.
Max and the guardians travel to the center of longitude and latitude to stop Skullmaster's lackey, Warmonger who betrays his master, from destroying the balance of nature. But is there a grander scheme at work?
A race of strange bird-like aliens arrive on earth to steal something that they consider precious. Knowing what they aliens want is actually toxic waste, Max may just be able to kill two birds with one stone.
Skullmaster reforges the Crystal of Souls and launches an all-out assault against Max and the guardians, hunting them relentlessly across the globe for the Cap, which is the key to a ritual that will make him all-powerful.
It is the day of the Winter Solstice. With Norman and Virgil both destroyed, Max faces the evil of Skullmaster for the last time alone. However, things are about to come full-circle in a way that no one could have ever fathomed.