Aquaman searches the sunken city of New Venice, for his estranged wife, Mera. Using his telepathic command of sea life, Aquaman is able to track Mera to "The Place Of Dark Currents". The Elongated Man, and the Gypsy, search for Amazo. While the Elongated Man is focused on the hunt, the Gypsy has to defend herself from a wandering bear. Amazo attacks the Elongated Man, and Gypsy. Steel detects the sounds of their conflict. Zatanna conjures a scrying screen, to witness the conflict between Amazo, the Elongated Man, and the Gypsy.
Steel, and Zatanna, race to join the battle. Vibe, and the Vixen, search for Amazo. Vibe, and the Vixen, receive Zatanna's distress signal. Vibe is virtually incapacitated by his allergies. Dale Gunn, and J'onn J'onzz, the Manhunter From Mars, regain consciousness, after having been ambushed by Amazo. The Martian Manhunter believes water is the key to defeating Amazo. Aquaman locates Mera, in the Place of Dark Currents. Steel is ambushed by Amazo. Zatanna meets up with Vibe, and the Vixen.
Amazo ambushes Vibe, the Vixen, and Zatanna. Only Zatanna is able to muster a defense against Amazo, though, ultimately, it fails. Aquaman reconciles with Mera. Gunn, and J'onn J'onzz, the Manhunter From Mars, depart for Superman's Fortress of Solitude. Amazo places the Justice League of America in a deep hole, dug down into the Earth. Amazo seals the hole with an enormous rock, entombing the Justice League of America.
Matt Trakker, wealthy adventurer and sportsman, wins a race. Before Trakker can accept his trophy, he is called to action by Duane Kennedy, leader of the Peaceful Nations Alliance. Kennedy informs Trakker that agents of V.E.N.O.M. have stolen a disintegrator. Trakker's car, the Thunderhawk, soars into the sky, en route to the secret Boulder Hill headquarters of M.A.S.K. Trakker summons the M.A.S.K. team.
Trakker arrives at M.A.S.K. headquarters, to find the M.A.S.K. team waiting for him. The M.A.S.K. team energize their specially designed helmets. Before Trakker can brief the M.A.S.K. team on their mission, they are contacted by Miles Mayhem, the leader of V.E.N.O.M. Mayhem, along with his henchmen, Cliff Dagger and Sly Rax, have taken a group of tourists hostage, at Mount Rushmore.
Among the hostages is Trakker's son, Scott. Mayhem threatens to murder the hostages, if Trakker doesn't surrender to him. The M.A.S.K. team rolls out to confront V.E.N.O.M. Trakker surrenders to Mayhem, along with another agent of M.A.S.K., Bruce Sato. Rax dons his helmet, and fires knives at Trakker, and Sato. Brad Turner, riding his motorcycle, Condor, ambushes Mayhem, and the forces of V.E.N.O.M.
Mayhem boards his helicopter, which transforms into a jet, then fires on Trakker. Trakker, in the Thunderhawk, engulfs Mount Rushmore within a smoke screen. Sato, using his Lifter Mask, rescues the hostages. Mayhem disintegrates Mount Rushmore, then flees. Unbeknownst to Mayhem, he has only disintegrated a hologram of Mount Rushmore, cast by Turner's Hocus Pocus Mask. The M.A.S.K. teams stands ever vigilant against the forces Of V.E.N.O.M.