Pre-Multiverse
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Listing Series
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The Warning by TmntXSonic2003
Fandoms: Teenage Mutant Ninja Turtles - All Media Types, Teenage Mutant Ninja Turtles (TV 2003)
11 Feb 2024
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Summary
After reading the fake journal about his brothers' futures, you'd think Leo would think twice before opening up another weird book. But then he saw a black book with a red X on the cover and read it out of curiosity. And what he read shook him to his core.
Based on the 2003 series, specifically Season 6 (the 'Fast Forward' season), and is based on 'The Journal'.Series
- Part 9 of 2003-Verse
- Part 1 of Pre-Multiverse
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You Don't Act Like My Leo by TmntXSonic2003
Fandoms: Teenage Mutant Ninja Turtles - All Media Types, Teenage Mutant Ninja Turtles (TV 2012), Rise of the Teenage Mutant Ninja Turtles (Cartoon 2018)
18 Feb 2024
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Summary
While Mikey was lying in bed, a portal opened up above him and a turtle dropped down. And this turtle happened to be another version of Leo. Yet, this Leo was nothing like Mikey's big brother.
Based on the 2012 and 2018 series. This is a crossover between the two, with 2012 Mikey and Rise Leo interacting with each other. The story takes place in Season 2 of the 2012 series (between 'Mikey Gets Shellacne' and 'Target: April O'Neil') and Rise Leo is from Season 1 of ROTTMNT (sometime after 'Shadow of Evil'). Warning: Language (exclusively from Rise Leo).Series
- Part 2 of Pre-Multiverse
- Part 1 of 2012-Verse
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I'm A Man by TmntXSonic2003
Fandoms: Teenage Mutant Ninja Turtles - All Media Types, Teenage Mutant Ninja Turtles (TV 2012)
10 Mar 2024
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Summary
Raph was the most macho out of his brothers. No one could deny that. So, why does he like 'girly' things? He shouldn't like them, yet he does, and it bothers him. Thankfully, he has Mikey to help him out.
Based on the 2012 series. This takes place during Season 2 and after 'The Good, The Bad, and Casey Jones'. It's also a parallel to my 2003 story, 'Is This Weird?'. Warning: Language.Series
- Part 3 of Pre-Multiverse
- Part 2 of 2012-Verse
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Poor Baby Blue by TmntXSonic2003
Fandoms: Teenage Mutant Ninja Turtles - All Media Types, Rise of the Teenage Mutant Ninja Turtles (Cartoon 2018)
29 Mar 2024
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Summary
Splinter's decision to make Leo the leader was controversial but it was a decision he didn't regret. What he did regret was HOW he announced it and how that announcement changed the Mad Dogs' relationship for the worse.
Based on the 2018 series. Takes place immediately after the Season 2 finale. Warning: Language.Series
- Part 4 of Pre-Multiverse
- Part 7 of Rise-Verse
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Alone On A Ship by TmntXSonic2003
Fandoms: Teenage Mutant Ninja Turtles - All Media Types, Teenage Mutant Ninja Turtles (TV 2003)
07 Apr 2024
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Summary
In the aftermath of Shredder's defeat, Leo's PTSD turned him into a colder, more angry version of himself. Even when his family tried to help him, he pushed them away. After finally going too far and injuring his father, he is sent to Japan, so he can train with the 'Ancient One'. But that meant being alone. Alone on a ship with only his thoughts.
Based on the 2003 series and the episode 'The Ancient One'. This is a direct follow-up to 'You'll Never Understand My Pain'. Warning: Dark themes.Series
- Part 5 of Pre-Multiverse
- Part 10 of 2003-Verse
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Tales of Donatello by TmntXSonic2003
Fandoms: Teenage Mutant Ninja Turtles - All Media Types, Teenage Mutant Ninja Turtles (TV 2012)
19 May 2024
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Based on the 2012 series, this is an anthology of events surrounding the purple bandana-wearing genius, Donatello, and the 3 humans (Timothy, April, and Casey) who enter his life. This story takes place during Seasons 1-3.
Warning: Language.Series
- Part 6 of Pre-Multiverse
- Part 3 of 2012-Verse
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Accepting Change by TmntXSonic2003
Fandoms: Teenage Mutant Ninja Turtles - All Media Types, Rise of the Teenage Mutant Ninja Turtles (Cartoon 2018)
28 May 2024
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Summary
It had been a week since Raph last talked to Leo, after losing his role as leader to him. Merely seeing Leo's face made Raph upset, so he kept his distance. But he knew he couldn't shun Leo forever. And today, he was going to accept change, whether he liked it or not.
Based on the 2018 series. Takes place after the Season 2 finale and is a follow-up to 'Poor Baby Blue'.Series
- Part 7 of Pre-Multiverse
- Part 8 of Rise-Verse
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Calm Before The Storm by TmntXSonic2003
Fandoms: Teenage Mutant Ninja Turtles - All Media Types, Teenage Mutant Ninja Turtles (TV 2003)
02 Jun 2024
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Two months have passed since Leo was sent to Japan to be trained under the 'Ancient One'. Now, the rest of his family is trying to deal with his absence.
Based on the 2003 series and takes place during the episode 'Scion of the Shredder'. This is a direct follow-up to 'Alone On A Ship'. Warning: Language.Series
- Part 8 of Pre-Multiverse
- Part 11 of 2003-Verse
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Concerning Visions by TmntXSonic2003
Fandoms: Teenage Mutant Ninja Turtles - All Media Types, Teenage Mutant Ninja Turtles (TV 2012)
08 Jun 2024
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A week had passed since Leo had awoken from his 3-month-long coma and while meditating, visions appeared in his mind. Visions that both confused and disturbed him greatly. And the worst part of those visions was that Raph was a part of them.
Based on the 2012 series. This takes place during Season 3 and after 'Within the Woods'. Warning: Language.Series
- Part 9 of Pre-Multiverse
- Part 4 of 2012-Verse
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A Cancer by TmntXSonic2003
Fandoms: Teenage Mutant Ninja Turtles - All Media Types, Rise of the Teenage Mutant Ninja Turtles (Cartoon 2018)
22 Jun 2024
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Summary
Several weeks have passed since Leo was appointed leader and his relationship with his big brother, Raph, has never been worse. Arguments, disagreements, insults, and screaming matches became the norm, much to their family's dismay. But things soon escalated to the point where Raph went too far with his words, calling his younger brother something he would regret for the rest of his days.
Based on the 2018 series. Takes place after the Season 2 finale and is a follow-up to 'Accepting Change'. Warning: Language.Series
- Part 10 of Pre-Multiverse
- Part 9 of Rise-Verse
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A Joke by TmntXSonic2003
Fandoms: Teenage Mutant Ninja Turtles - All Media Types, Teenage Mutant Ninja Turtles (TV 2003)
03 Nov 2024
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Raph should've known better. He should've known not to joke or make light of what his older brother went through after the final battle with Shredder. But he did it anyway. And it was something he deeply regretted.
Based on the 2003 series and the episode 'Cousin Sid'. Warning: Language, violence, and dark themes.Series
- Part 13 of 2003-Verse
- Part 11 of Pre-Multiverse
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Love Is Stupid by TmntXSonic2003
Fandoms: Teenage Mutant Ninja Turtles - All Media Types, Teenage Mutant Ninja Turtles (TV 2012)
31 Dec 2024
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Raph had been friends with Casey for a while and loved being around him. He finally found a friend he could truly connect with. But over time, Raph started to see Casey differently. More than just a friend. And he didn't know what to do about it.
Based on the 2012 series and takes place after 'Vengeance is Mine'. Warning: Language.Series
- Part 6 of 2012-Verse
- Part 12 of Pre-Multiverse
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I Just Want To Be Happy Again by TmntXSonic2003
Fandoms: Teenage Mutant Ninja Turtles - All Media Types, Teenage Mutant Ninja Turtles (TV 2003)
02 Feb 2025
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Summary
Now in Japan, Leo has begun his journey to find the Ancient One, the sensei of Hamato Yoshi, and someone who Splinter believes can help him with his trauma. But his journey would end up going in a direction he didn't anticipate.
Based on the 2003 series and is a rewrite of the episode 'The Ancient One', except it's more serious in tone. It's also a follow-up to my 'You'll Never Understand My Pain' and 'Alone On A Ship' stories. Warning: Violence and dark themes.Series
- Part 14 of 2003-Verse
- Part 13 of Pre-Multiverse
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A Different Leo? Nah, I Don't See It. by TmntXSonic2003
Fandoms: Teenage Mutant Ninja Turtles - All Media Types, Rise of the Teenage Mutant Ninja Turtles (Cartoon 2018), Teenage Mutant Ninja Turtles (TV 2003)
10 Feb 2025
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Summary
Once again, Leon had accidentally fallen into another universe thanks to a rooftop mishap. And he ended up meeting this universe's version of Casey Jones—a Casey who was an adult...and male...and muscular.
Based on the 2003 and 2018 series. This is a spiritual successor to 'You Don't Act Like My Leo', except Rise Leo is now interacting with 2003 Casey. This story takes place during 'Samurai Tourist' and Rise Leo is from the post-Season 2 finale of ROTTMNT. Warning: Language.Series
- Part 15 of 2003-Verse
- Part 14 of Pre-Multiverse
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I'm Sorry by TmntXSonic2003
Fandoms: Teenage Mutant Ninja Turtles - All Media Types, Teenage Mutant Ninja Turtles (TV 2012)
01 Jun 2025
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Summary
All Mikey wanted to do was have some fun and practice some 'barbarian moves'. Unfortunately, he ended up trashing the living room and made everyone mad at him. He didn't mean to cause the mess, but after feeling like he was getting repeatedly hit with a mallet, he lashed out, got grounded, and was threatened by Raph to clean up the place or else. What should've been an uneventful day turned into one filled with regret.
Based on the 2012 series. This takes place during Season 3 and is pretty much a rewrite of 'The Croaking', minus the Punk Frogs. Warning: Language.Series
- Part 7 of 2012-Verse
- Part 15 of Pre-Multiverse
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Separated by TmntXSonic2003
Fandoms: Teenage Mutant Ninja Turtles - All Media Types, Teenage Mutant Ninja Turtles (TV 2003)
29 Jun 2025
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Summary
Based on the 2003 series, this story will go over what Raph, Donnie, Mikey, and Leo were doing between the events of 'Scion of the Shredder' (where Karai destroyed the turtles' lair) and 'Prodigal Son'.
Warning: LanguageSeries
- Part 17 of 2003-Verse
- Part 16 of Pre-Multiverse
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Tales of Karai by TmntXSonic2003
Fandoms: Teenage Mutant Ninja Turtles - All Media Types, Teenage Mutant Ninja Turtles (TV 2012)
30 Oct 2025
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Summary
Similar to "Tales Of Donatello", this is an anthology of events surrounding Karai and the three most important people in her life (Leonardo, Oroku Saki/Shredder, and Hamato Yoshi/Splinter).
Based on the 2012 series. This takes place during Seasons 1 and 2. Warning: Language.Series
- Part 17 of Pre-Multiverse
- Part 9 of 2012-Verse
- Language:
- English
- Words:
- 1,626
- Chapters:
- 1/3
- Bookmarks:
- 1
- Hits:
- 105
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A Neon Leon Livestream by TmntXSonic2003
Fandoms: Teenage Mutant Ninja Turtles - All Media Types, Rise of the Teenage Mutant Ninja Turtles (Cartoon 2018)
31 Dec 2025
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Summary
It had been a while since Leo posted any content online, due to recent events (his home being destroyed, losing his Gram-Gram, and fighting Shredder). But now he was ready to turn on the camera and let the internet know that 'Neon Leon' was back. Surely, this would go smoothly, right?
Based on the 2018 series. Takes place after the Season 2 finale and in between 'Poor Baby Blue' and 'Accepting Change'. Warning: Language.Series
- Part 12 of Rise-Verse
- Part 18 of Pre-Multiverse