leo |the last Ronin

Affiliation : mutant turtle. He is the eldest of four brothers and the most skilled of them.
In most adaptations, Leonardo is the leader of the team, as well as the most mature and disciplined of the Turtles. Leonardo uses paired katanas as his main combat weapon. Leo took responsibility for the brothers during the absence of Sensei Splinter. He often disagreed with his short-tempered younger brother Rafael.