-Hamato Yoshi marries Tang Shen.
-Shen gives birth to quadruplets: 4 sons. Named in order of birth: Leonardo, Raphael, Donatello, and Michelangelo.
-Shortly after the birth of their sons, the dojo was attacked by Oroku Saki (later Shredder) and a duel to the death resulted in the death of Shen and Saki knocked unconscious. Yoshi took his children and fled to New York.
-In New York, Yoshi purchased four baby turtles and a rat.
-One day their home was attacked by foot soldiers, and while Yoshi was touching a rat and his children were touching the baby turtles, the foot soldiers fired darts filled with mutagen. The darts hit Yoshi and the children, mutating Yoshi into a rat and his sons into turtles.
-Yoshi takes his sons and fled into the sewers where they reside for their safety. Nicknaming himself Splinter, Yoshi set up a dojo in the sewers and began to teach his sons through ninjitsu.
-Shen gives birth to quadruplets: 4 sons. Named in order of birth: Leonardo, Raphael, Donatello, and Michelangelo.
-Shortly after the birth of their sons, the dojo was attacked by Oroku Saki (later Shredder) and a duel to the death resulted in the death of Shen and Saki knocked unconscious. Yoshi took his children and fled to New York.
-In New York, Yoshi purchased four baby turtles and a rat.
-One day their home was attacked by foot soldiers, and while Yoshi was touching a rat and his children were touching the baby turtles, the foot soldiers fired darts filled with mutagen. The darts hit Yoshi and the children, mutating Yoshi into a rat and his sons into turtles.
-Yoshi takes his sons and fled into the sewers where they reside for their safety. Nicknaming himself Splinter, Yoshi set up a dojo in the sewers and began to teach his sons through ninjitsu.
