Plasma Pulse Attack

The Plasma Pulse (「プラズマ・パルス・アタック」) is an energy wave attack, that Metal Sonic in his monstrous form is able to use. The Plasma Pulse has made only appearance in Knuckles' Chaotix.

Description
Prior the events of Knuckles' Chaotix, Doctor Robotnik has been recovered the CPU of Metal Sonic, who has previously been beaten during the events of Sonic CD. Doctor also has given additional component enabling Metal Sonic to perform the Plasma Pulse. This hasn't happen until the end of the game.

After transforming into Metal Sonic Kai and losing both mechanic arms on 16 hits later, the third phase of the final battle gives a change for Metal Sonic to utilize the Plasma Pulse attack. Metal Sonic Kai will load the compression chamber on his front engine, while trying to pull back from the player's distance. When he fires the yellow and orange flashing laser wave, it directs it only aims it to the direct line, as the player has to move on the ground and only avoid to perform Spin Jump. After defeating Metal Sonic Kai, Metal Sonic himself possibly loses this ability in the end of the game.

Trivia

 * None of information about the Plasma Pulse has never been mentioned in altered, western story summary of the game.
 * If the player get his/her hands out of your control for one minute during the certain regular Stage and act, Metal Sonic will appear from the left side of the screen and flies above the playable character. While he can load and strike with V. Maximum Overdrive Attack, Metal Sonic is able to shoot small laser blast from his compression chamber on his stomach and effects the player by losing temporarily Combi partner. The attack is heavily similar to Plasma Pulse and can possible the same attack only being used by Metal Sonic without the transformation.
 * Super Mecha Sonic in Sonic & Knuckles has similar ability to shoot sparkling projectiles from its compression chamber toward Knuckles during the final boss.