PETAI

It was Ejo Jo's battle robot. The head look like Probe and it has big black body. Its full name is Perisai Tempur Angkasa-i (i-Space Combat Armor).

Weaponry
Rocket Launcher - It can fire large amount of rockets

Laser Beam - It release a red fire laser to the enemy.

Barrier - It can protected him from attacked.

Episode 38
He killed Probe then attacked Adu Du and Team BoBoiBoy. Later, he destroyed BoBoiBoy's school & kidnapped BoBoiBoy's friend.

Trivia

 * Petai (English: Parkia speciosa) is actually the name of a food in Malaysia or Indonesia, so BoBoiBoy and his friends laughed when they got know its name.