Ben 10: Alien Force (2008)

Ben Tennyson is now 15 and becoming a leader wearing his powerful Omnitrix again. Grandpa Max is missing and Ben needs the help of Gwen and Kevin to find him. Ben has 10 new aliens -- including Swampfire, Goop and Jetray -- to fight against Highbreed and stop him from making humans extinct and destroying Earth.

Ben 10: Alien Force (2008 - 2010)

BEN 10 ALIEN FORCE Cartoon Network PRINT AD animated series advertisement 2008

Ben 10 Alien Force (2008) : r/nostalgia

Ben 10: Alien Force, Ben 10 Wiki

Ben 10 Alien Force (2008) 13 Aliens by JOE10KMILLER on DeviantArt

Ben 10: Alien Force, The Cartoon Network Wiki

Ben 10: Alien Force (2008)

Ben 10: Alien Force (2008) - MobyGames

Ben 10 Alien Force - Ultimate Omnitrix FX Watch Bandai 2008 Light Sounds MISB

Ben 10: Alien Force (TV Series 2008-2010) - Posters — The Movie Database (TMDB)