He learned ninjutsu by mimicking Yoshi's movements from his cage.
: Realizing they were manipulated, the Turtles return to face Saki. Leonardo rejects the alliance, returning the sword "turtle style" by throwing it into a turbine.
: The Turtles easily defeat a group of Foot Ninja but struggle when Hun arrives for a rematch. Leo eventually defeats Hun by kicking him through a warehouse skylight. [S1E10] The Shredder Strikes: Part 1
Splinter was originally the pet rat of ninja master .
This pivotal episode of the 2003 series marks a turning point as the Turtles finally learn the dark truth about Oroku Saki and his connection to their Master Splinter. He learned ninjutsu by mimicking Yoshi's movements from
: Just as the Turtles think the battle is over, Oroku Saki arrives clad in his full Shredder armor , vowing to crush anyone who stands against him.
: After Leo returns with the sword, Master Splinter reveals his true history: : The Turtles easily defeat a group of
: Oroku Saki invites Leonardo to join him, claiming he is a hero fighting a global "evil force". He even gifts Leo an ancient, masterfully crafted sword as a token of his sincerity.