The power goes out in the Turtles' new lair, so Master Splinter suggests they tell stories to pass the time. Leo then starts to tell a story the Ancient One told him: the story of Hamato YoshiFirst appearance of the Ninja Tribunal
This episode provides examples of
- Big "NO!": Yoshi when he discovers Tang Shen's body
- Bittersweet Ending: This episode depicts Yoshi murdering his friend and adoptive brother Yukio Mashimi out of revenge for murdering Tang Shen and for telling the Foot where the Utroms were hiding. In the end, Yoshi has to leave Japan and move to North America to continue serving the Utroms. What's more, the audience already knows that Yoshi dies soon after at the hands of The Shredder
- Cain and Abel: Hamato Yoshi and Yukio Mashimi.
- Childhood Friend Romance: The Hamato Yoshi / Tang Shen / Yukio Mashimi triangle features both types. Yoshi and Shen are Victorious Childhood Friends, leaving Mashimi as the unlucky one.
- Meaningful Name: Yoshi names his pet rat "Splinter" after The Ancient One warns him:
The Ancient One: "Vengeance is like a splinter: it gets under your skin and can poison your life"
Hamato Yoshi: [Later, to his pet rat] ...I will name you 'Splinter', to remind me of what I have done, and what I have failed to do. And together we will remind each other of Tang Shen
- Narrator: Leo, for the opening, and for the story
- Opposites Attract Revenge: Yoshi's love triangle with Oroku Nagi over Tang Shen would help to set up a Cycle of Revenge.
- Posthumous Character: All three characters in the Hamato Yoshi/Yukio Mashimi/Tang Shen love triangle.
- Red Oni, Blue Oni: Mashimi is the Red Oni, Yoshi is the Blue. Their outfits are even color-coded accordingly (except for Yoshi's yellow jumpsuit)
- The Resenter / Green-Eyed Monster: Mashimi to Yoshi, as Yoshi keeps getting promotions in the Guardians and Tang Shen's affections.
- Roaring Rampage of Revenge: Yoshi to Mashimi
- Shout-Out/ Homage: two of Yoshi's outfits are an homage to Bruce Lee, the yellow jumpsuit from Game of Death, and the black uniform from Enter the Dragon.
- Single-Stroke Battle: Occurs between Hamato Yoshi and Yukio Mashimi
- Sound-Only Death: Tang Shen
- Whole Episode Flashback: To tell Hamato Yoshi's story