Alien X-tinction Ben 10 : Season 5 Episode 3
TV-Y7-FV Cartoon Network 12m
Aired: April 11th, 2021 @ 7:00 AM EST on Cartoon Network
When the Tennysons are attacked by a villainous, dimension-hopping Omni-alien known only as Alien X, they soon meet a parallel universe version of Max who opens the door to hosting multiple Bens and Gwens, forming an alien hero army to combat this threat.
