You're referring to the Telugu dubbed version of the animated TV series "Martin Mystery"!
The Telugu dubbed version of "Martin Mystery" was a hit among kids and teenagers in Andhra Pradesh and Telangana. The show was widely popular for its blend of mystery, adventure, and humor.
"Martin Mystery" is a Canadian animated television series created by Stephen Sinclair and Blair Treu. The show follows the adventures of 13-year-old Martin Mystère, a teenager who works for a secret organization called the "Bureau of Mysteries". Martin and his friends, Fuzz and Ila, solve paranormal cases while balancing their everyday high school lives.