Reeling from the sneak attack by Venom, the team has no time to recover—because the evil mutant team known as The Brotherhood has launched a full-scale assault on Tony Stark's mansion!

Here comes the true origin of Quicksilver and the Scarlet Witch! What horrible secret have these two shared and how is it now exposed? Does it hold a clue to solving the murder at the Ultimates' mansion?

Who killed Scarlet Witch? ULTIMATUM comes next!

A year later, who are the Ultimates? After going through the tumultuous events of the past two volumes, the Ultimates find themselves operating out of Tony Stark's mansion in New York where, no longer working for S.H.I.E.L.D., they have to make it on their own. But a terrible secret is about to tear them apart and bring about a murder at the mansion! One of Earth's greatest heroes will die, and there'll be plenty of suspects! New Members! New Adventures! And New Secrets! All this, and Ultimate Venom, too! Join Eisner winner and Emmy\-nominated writer Jeph Loeb (TV's Heroes, Captain America: Fallen Son) and the superstar team of Joe Madureira and Christian Lichtner (Uncanny X-Men, Battle Chasers) as they take the Ultimates on their wildest ride yet! Collecting: The Ultimates 3 1-5