Colt

Colt is the student of many masters in the upcomeing story, Dragon Ball: A New Warrior. He begins his training with Master Roshi, then sets out to other masters

Master Roshi.
Colt begins training with Roshi at the age of twelve, as a Half Saiyan descendent of Eothe. At the age of thirteen, he outmatches Roshi and his Max Power form. Beyond this, he learns Kamehameha, then learns by himself the Super Kamehameha.

Mr. Popo.
Colt begins his training with a much more advanced master, Mr. Popo. Mr. Popo teaches him the ability to fly, and Eye Lasers. His Power Level increases slightly, that of King Piccolo in his final fight with Kid Goku.

Korin
Though, outmatching Korin in power, Korin teaches Colt how to sense Ki and presences. Through this, he engages with his last master within training.

Himself
Colt trained through himself, in mental training. He cut off his tail at twenty, then encountered many bank robbers and became a local hero. Soon, he joined the Martial Arts tournament and won it once, then died by himself, and went to the otherworld after hearing about King Kai and his training.

King Kai
Colt trained through King Kai for two years, mastering the Spirit Bomb, and Kaio-Ken. By the end of his training, he could transform 10x. His tail grew back in a month of cutting it off, however.

Shira
Shira was a Half Saiyan, just like Colt, which began to bring them together at first. They joined eachother in many fights, and both ascended to the higher levels of relationship, Girlfriend and Boyfriend. Years passed, and they became Married.

Techniques
Kaio-Ken

Eye Lasers

Kamehameha

Super Kamehameha

Ki Sense

Transformations
Kaio-Ken