Transformers Prime in 2010 TV Series the Hub channel
Bumblebee is a Warrior and scout who serves as part of the elite squad commanded by Optimus Prime Together with hos Human friend Raf, he stands as Earth’s first line of defense against the evil Decepticons
before War for Cybertron game in new game Fall of Cybertron too bad Johnny Yong Bosch didn’t return as Bumblebee, also Bumblebee lost talking like Transformers movie Trilogy. alongside with Transformers Rescue Bots too
Also this is before begin first War for Cybertron and Fall of Cybertron in video game later Transformers Prime TV series