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Avatar of IAm_Random_Space_Guy

I AM GREEN AND I AM BLACK BUT I AM BLUE AND I AM ALSO YELLOW I AM ALSO INVISIBLE BUT VISIBLE I CAN KILL BUT I AM NOT A KILLER 

Who I Am?   

WHOEVER WILL ANSWER THE CORRECT ANSWER WILL GET 20 TROPHIES

Avatar of IAm_Random_Space_Guy
I_Am_A_Poor-Guy wrote:

a printer

No