Groot (Marvel Cinematic Universe)

"I am Groot."

- Groot's only words

Groot is a main character in the 2014 Marvel Cinematic Universe film ''Guardians of the Galaxy. He ''is a humanoid tree that travels with the infamous mercenary Rocket Raccoon. Groot's ability to instantly grow in size and his incredible strength make him very useful to the much smaller Rocket during their adventures, and the two have grown to be inseperable best friends over the years. Eventually Groot, along with Rocket, join up with notorious outlaw Peter Quill, Drax the Destroyer and daughter of Thanos Gamora in order to protect the Galaxy from intergalactic threats.

He is voiced by American actor Vin Diesel.

Personality
Groot is usually very gentle and warm, displaying kindness towards innocent life. However, he can also be merciless and brutal towards his enemies, especially if they threaten his friends. He is loyal to Rocket and the other Guardians, and was even willing to die to protect them, as shown in the Battle of Xandar.