W.A.R.S. was one of the Spy Changers, an elite six-bot Autobot team built for covert ops. The group's got some seriously wild abilities—they can drive across basically any surface including water, gravity be damned, and they've got optical camouflage to turn invisible whenever they need to. Despite how different these guys are from each other personality-wise, they work together like a well-oiled machine, leaning hard on teamwork to get the job done.
W.A.R.S. himself comes across as aggressive and combat-obsessed. He's heavily armored and skilled in a fight, but his sheer love of violence makes even other Autobots uncomfortable around him. In fact, Takara's tech specs basically pegged him as one of the rare Autobots who actually supports going to war, which says a lot about where his head's at.
Content compiled by AnimeList.moe from publicly available sources.
