After the Tennysons are attacked by a villainous, dimension-hopping Omni-alien known only as Alien X, they meet a parallel universe version of Max, who opens the door to hosting multiple Bens and Gwens, forming an army to combat this threat. Based on the 2016 reboot.
Tara Strong
as Ben Tennyson
Montserrat Hernandez
as Gwen Tennyson
David Kaye
as Max Tennyson
Daryl Sabara
as Heatblast
Yuri Lowenthal
as Alien Force Ben
Fred Tatasciore
as Alien X
Dee Bradley Baker
as Rath
Travis Willingham
as Cannonbolt
Roger Craig Smith
as Diamondhead