Phineas T. Ratchet is a materialistic, arrogant, treacherous, greedy, and self-centered robot, Rodney's arch-rival, and Madame Gasket's son, partner and henchman.
Likes: Watching TV, Unreal Tornament 3, Chuck E Cheese's, Gamestop, collecting scrap metal to melt down, video games especially Unreal Tournament 3, doing things with his friends, junk food, doing things on a computer, freedom, throwing big parties and doing bad stuff
Dislikes: BSOD, Moving House, getting grounded, getting banned from watching TV, going on a computer or play any video games at all, punishment day, moving day, the slogan, "You can shine no matter what your made of" and some food he hated including meatloaf, peas and mashed potatoes.
Friends: Reggie, Sandra, Derek, Dark Bowser, Randall Boggs, Razorbeard, Mr Henry Waternoose, Clarence, Perry, Donald, Raymond, Leopold Slikk (Angry German Kid), Leopold Slikk's friend Jake, Macusoper, Diesel Busters and some of the Mario enemies
Phineas T. Ratchet is the secondary antagonist in both the 2005 film Robots and the Game Boy Advance version of it, and in the Playstation 2 version of Robots, he is the main antagonist of the game.