After a mysterious regeneration, the Doctor appears in a parallel universe. Watch his amazing adventure through this magical world

Buffy and her twin brother Alex had endured an adventure neither will ever forget.

When the doctor left to continue his life before he forgot something. His watch, the family that he made was forgotten. But the family never forgot him and passed down the watch to hopefully return it to him but he never came back. They eventually forgot as well but keep passing the watch on to the next generation till it came in to Harry Potter possession.

When the Seventh Doctor was relaxing by having a walk along the seafront, he noticed two men all dressed in black carrying out a corpse. Unfortunately, the Doctor gets caught, knocked out and forced to ingest a poison pill, making him regenerate into a 6 years old-looking child.

The 11th Doctor after an adventure with Amy and Rory runs into an old acquaintance after dropping them back home.

Selecting a different face at a different trial, in a different timeline, the Third Doctor arrives on Earth...and takes a job as a certain teacher.

One petty fight. That's all it took for the life of Lincoln Loud to find himself thrust in to universe far beyond anything he could have ever imagine. Now after so much time and so few moments, Lincoln has return world and to his time. Now he will bring his family with him on his adventures showing them many secrets and even uncover the great secret of his boyhood love Ronnie Anne.

Now that Dean is back from Hell, he and Sam are racing to stay ahead of angel plots, demon deals, and everything in between. But when things get too overwhelming, the Doctor might just have to step in and help.

Harry gets put into another universe this time in the Doctor Who's universe, where he will be travelling with all Doctors and helping them all the only way he knows how.

A mass murderer escapee from Azkaban, Sirius Black, is said to be after Claire and Harry. Join the Golden Quartet as they uncover the truth behind Sirius Black as well as Claire's parents' heritage.

Claire finds a mysterious diary that talks back to her. At first she's hesitant, but as she writes the diary eases her worries. She soon realizes the consequences of confiding in inanimate talking objects and discovers the monster within her is the same one which dwells in the Chamber of Secrets.

Follow Claire Smith (daughter of the Timelord the Doctor and Sirius Black's twin sister Carina Black) to her first year at Hogwarts and becomes a member of the Golden Quartet. She unravels the mystery of her parents disappearance and why she's at the top of Voldemort's hit list along with her best friend Harry Potter. Along the way, Claire discovers some things aren't to be easy.

Bad things happen when you trust the wrong people. Strange things have occurred since the Golden Quartet started their fourth year at Hogwarts. Claire's dreams have revealed there's an insider working for Voldemort at Hogwarts. They know these strange incidents are connected to Voldemort's spy. It's up to them to figure out the imposter's identity before Voldemort rises to power.

during the regeneration of the 14th docktor something special happens, the birth of Naruto Uzumaki timelord in training and 15th docktor. watch as naruto's Webley wobbly timey wimey adventures alongside his Presious people proceed to make life in konohagakure allot more interesting, and yes this is a harem XD.

very sorry about this, but the doctor who bit doesent get started until chapter three. there will be MANY MANY MANY crossovers, but for some reason, it only lets me use two. these where my favorite ones to implement, so not every fictional universe is present, that being said... wabba lubba nub dub!

A crossover between Doctor Who and RWBY. When a silver eyed girl's birthday rolls around, a strange visitor gifts her the pleasure of watching the legacy of a hero unfold. Join RWBY as they watch the tale of the Doctor unfold (New-Who). I do not own Doctor Who or RWBY.

A crossover between Doctor Who and Supergirl. What happens when the Time Lord and the Kryptonian cross paths? Will they be friends? Or more? And what lays ahead for them?

Avatar Korra has faced a lot during her time as the Avatar. But when beings from another universe come for nefarious purposes. She and her friends need all the help they can get, specifically from a man called the Doctor.

PART OF THE TDE UNIVERSE! Deadpool is a major fan of the famous Doctor, and hopes to join them on an adventure. He gets his wish after accidentally damaging the TARDIS, and now must join forces with the Tenth Doctor and Rose Tyler to protect an entire alien civilization from a cataclysmic prophecy. DISCLAIMER: I do not own any of the franchises involved in this story.

After a narrow escape from the Daleks, the War Master ends up in the world of Amphibia. During his exploration, he meets Marcy Wu, a girl with a brilliant mind but little does she know that she has met Gaillfrey's most dangerous criminal and what terror awaits the entire civilization of Amphibia. Cancelled.

Chaos reigns as the Time War progresses. As the antithesis of life threatens all, a warrior is set on a path marked in history. (Universe DB, expect more than just DW and DC)

Some time after the events of "The Runaway Bride," the Doctor decides he really misses Rose and builds a modified Dimension Cannon (what Rose uses to get back to her Earth in "The Stolen Earth") into the TARDIS to get back to her, but a rift opens up on Bad Wolf Bay, sending him and Rose to 1986 Los Angeles, where the 80s rock band Jem and the Holograms ask him to save Synergy…

(Episode 1) While dimension hopping, to stop the Reality Bomb, Rose collides with River's temporal message, from an AU Library. Sending them both off course, to that Universe's 1st Doctor. (Later Episodes) Rose gains Gamer Powers, going on misadventures with various "Retconned" Doctor canons. While interdimensional Daleks threaten the Cosmos, which her own Doctor cast into the Void

From the years of 1983 - 2005, John Winchester, and eventually his sons, would encounter a strange man called the Doctor. John didn't know what to make of him, as on the one hand, he wasn't human, but on the other hand, he genuinely wanted to help humans and even other non-humans despite that. And the Doctor would slowly become a part of their family.

When something goes wrong in the Tardis The Ninth Doctor and Rose find themselves in the corrupt world of the boys during the first episode.