Robotron X Power-ups: Quickly press one of the following codes (shown under the default controller configuration) during game play to make the corresponding power-up appear next to your character. Note: Each power-up may only be enabled five times per level. Shield Press Down, Left, Square, Circle. Two-way shot Press Up, Triangle, Up, Triangle. Three-way shot Press Right(2), Square, X. Four-way shot Press Down(2), Up, Circle. Pulse wave Press Up, Circle, Down, Right, Square. Turbo Press Left(2), Right(2), Triangle. Flame thrower Press Down, Right, Down, Right, Circle.