Luc Devereaux, the last surviving member of the original Universal Soldier team, works with Dylan Cotner to develop a new, computer-controlled Universal Soldier, SETH. However, when the government decides to shut down the project, SETH takes drastic measures to prevent this, killing Dylan and transferring himself into a body. Seeking revenge against Luc, who knows the code to delete his program, SETH sends out the UNISOLS to capture him, targeting his daughter as leverage.

Universal Soldier: The Return
Elite warriors from the "Universal Soldiers" unit must fight against the entire military when a rogue supercomputer named S.E.T.H. wreaks havoc globally.