Shadow Cocoon

The Shadow Cocoon (Kokun Bayang) was used by Ejo Jo to trap BoBoiBoy and his friends.

Season 3, Episode 1
After BoBoiBoy reunited with his friends again, Ejo Jo took Fang's power band and trap them inside.

BoBoiBoy and Mukalakus tried to destroy it but they failed, Iwan transformed it to chocolate.