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by theunderlander reviews
Gregor returns but is followed by some new friends and a new prophecy is found
Crossover - Underland Chronicles & Percy Jackson and the Olympians - Rated: T - English - Romance/Adventure - Chapters: 6 - Words: 2,034 - Reviews: 6 - Favs: 1 - Follows: 1 - Updated: 11/22/2017 - Published: 8/27/2017 - Gregor, Luxa, Annabeth C., Percy J.
Danny Down Under
by putsnglow reviews
Danny was forced to move to New York. Sadly, the ghosts have followed. However, he has met this new kid named Gregor who brings him into new trouble. Down in the Underland the rats have decided they didn't want peace anymore and war has broken out! What will Gregor and Danny do?
Crossover - Danny Phantom & Underland Chronicles - Rated: T - English - Adventure/Mystery - Chapters: 5 - Words: 3,685 - Reviews: 7 - Favs: 3 - Follows: 8 - Updated: 6/21/2017 - Published: 9/19/2013 - Danny F., Gregor, Luxa, Ripred
The Warrior Of Hogwarts
by Malorn FairyTail reviews
After the farm in Virginia was sold and his family unable to support themselves in New York, they had to leave to live with Gregor's aunt where Gregor find's out he is a wizard and get's involved in Hogwarts adventurous world (Adopted from Slice of Cheese and takes place in The Chamber Of Secrets) *First few chapters are being rewritten, CH. 1 V2 is out.
Crossover - Harry Potter & Underland Chronicles - Rated: T - English - Fantasy/Adventure - Chapters: 5 - Words: 4,154 - Reviews: 8 - Favs: 3 - Follows: 5 - Updated: 5/19/2017 - Published: 3/18/2017 - Harry P., Ron W., Hermione G., Gregor
Child of War
by TimeSeerStudios reviews
Two years after the events of the Underland Chronicles, and one year after Blood of Olympus, Gregor and his family are enjoying a peaceful life far from the troubles of New York City. That is, until strange, fiendish creatures begin to appear more and more frequently, that Gregor is certain should not exist. What will he do now, as the Warrior is forcibly resurrected once more..?
Crossover - Percy Jackson and the Olympians & Underland Chronicles - Rated: T - English - Adventure/Tragedy - Chapters: 2 - Words: 5,650 - Reviews: 5 - Favs: 3 - Follows: 5 - Updated: 5/11/2017 - Published: 5/1/2017 - OC, Gregor
Alex meets Gregor
by Maverick The Writer reviews
A reluctant MI6 agent called Alex Rider is mentioned in a prophecy. But the twist is the prophecy comes from a land down far below New York - The Underland. In the underland Alex Meets Gregor and his family, they then go on to fight many battles. Romance, Advenure, Horror, Sci-Fi, Tragedy
Crossover - Alex Rider & Underland Chronicles - Rated: K - English - Romance/Tragedy - Chapters: 1 - Words: 75 - Reviews: 2 - Follows: 2 - Published: 11/29/2016
The Interworld War
by Domvoia reviews
Artemis and Holly go on an amazing adventure to New York to save Domovoi Butler, but end up in a different kind of land. Artemis and Holly have to be helped by the Underlanders. Luxa's little sister and a knight of great proportions. They are joined by a brother and sister who have lived in New York their whole lives.
Crossover - Artemis Fowl & Underland Chronicles - Rated: T - English - Adventure/Romance - Chapters: 18 - Words: 27,542 - Reviews: 5 - Favs: 1 - Follows: 2 - Updated: 8/7/2015 - Published: 6/17/2012 - Artemis F., Holly S., Ripred
attack on the underland
by petknightwolf reviews
its a cross over for well attack on titan and underland chronicles but its an au for attack on titan mainly because well some characters from attack on titan but there in the modern world and this is the first time titans attack horrible summary
Crossover - Underland Chronicles & Attack on Titan/進撃の巨人 - Rated: T - English - Mystery/Romance - Chapters: 5 - Words: 3,719 - Reviews: 1 - Favs: 2 - Updated: 1/21/2015 - Published: 11/9/2014
Zachary the Overlander
by Flerovium reviews
Star wars meets TUC. Zachary Thomas Byford is a young Jedi padawan that while on a diplomatic mission, the Consular-class cruiser Fury has a hyperdrive malfunction over the planet Earth in the Sol system, and gets caught in Earth's gravity well which causes the ship to enter the atmosphere over the crumbling ruins of New York City. Two-years after TUC. 40 ABY. R&R
Crossover - Underland Chronicles & Star Wars - Rated: T - English - Sci-Fi - Chapters: 15 - Words: 6,871 - Reviews: 5 - Updated: 12/19/2014 - Published: 12/9/2014 - Gregor, Luxa, Aurora, Ripred - Complete
The world beneath out feet
by omegachampionmon reviews
The heroes of Olympus are ready for their next quest. Next stop, Underland...
Crossover - Percy Jackson and the Olympians & Underland Chronicles - Rated: K+ - English - Chapters: 1 - Words: 369 - Reviews: 3 - Favs: 5 - Follows: 5 - Published: 11/13/2014
The New Prophecy
by orlandogurl4264 reviews
When TMI falls through the gate in Gregors apartment complex they find way more than they bargained for. Old enemies from the overland and underland bring forth a new threat. Can the two groups work together to save both the overland and underland.
Crossover - Underland Chronicles & Mortal Instruments - Rated: T - English - Drama/Adventure - Chapters: 1 - Words: 1,298 - Reviews: 3 - Favs: 2 - Follows: 2 - Published: 5/31/2014 - Gregor, Luxa, Clary F., Jace W.
Beneath New York
by The Queen of Valencia Torgue reviews
Percy and Annabeth end up in the Underland after being forced to take Gregor and Lizzie to the movies. Post TLO, CoC. Complete!
Crossover - Percy Jackson and the Olympians & Underland Chronicles - Rated: K+ - English - Adventure - Chapters: 10 - Words: 13,981 - Reviews: 64 - Favs: 36 - Follows: 38 - Updated: 5/16/2014 - Published: 9/6/2011 - [Percy J., Annabeth C.] [Gregor, Luxa] - Complete
Those Who Lurk Underground
by Kur8Kami117 reviews
What really happened to the Valyrians? -CRACK-
Crossover - Underland Chronicles & A song of Ice and Fire - Rated: K+ - English - Humor/Fantasy - Chapters: 1 - Words: 339 - Reviews: 1 - Published: 3/29/2014 - Complete
The Legend of Kevin: Child of Light
by Roxas2134 reviews
On a strange world, a boy by the name of Kevin has just started his winter break, but when he begins to be plagued by nightmares of dark creatures killing his friends, and strange things begin to happen on his world, will the worlds be conquered by this unseen evil, or will he, and his friends, be swallowed by the darkness?
Crossover - Kingdom Hearts & Underland Chronicles - Rated: T - English - Adventure/Romance - Chapters: 19 - Words: 41,797 - Reviews: 12 - Favs: 4 - Follows: 5 - Updated: 7/14/2013 - Published: 1/18/2013 - Sora, Kairi, Gregor, Luxa - Complete
Harry the overlander
by TheRandomRavenclaw reviews
What if Voldemort survived, and fell into the underland? What if Harry found out, and went after him? Ever wonder what happened to Stan Shunpike? Harry and co. go to the underland, discover giant owls, and meet Gregor. But will they be able to defeat Voldy before it's too late? Another prophecy has arrived, foretelling a quest, and the dead rising... ON HIATUS. Sorry! :(
Crossover - Harry Potter & Underland Chronicles - Rated: K+ - English - Adventure/Fantasy - Chapters: 7 - Words: 5,663 - Reviews: 14 - Favs: 3 - Follows: 3 - Updated: 5/17/2013 - Published: 2/28/2013
by VampireFrootloopsRule reviews
*title subject to change*After a battle with a ghost, Danny gets sent to the Underland with a certain teenage rager, how will things play out here? k plus for violence
Crossover - Danny Phantom & Underland Chronicles - Rated: K+ - English - Chapters: 4 - Words: 4,775 - Reviews: 33 - Favs: 15 - Follows: 19 - Updated: 12/24/2012 - Published: 5/3/2012 - Danny F., Gregor
Secret battle, take two!
by Boxfullofmemories reviews
After saving the world, Victoria and the rest of the crew of the argo two find an opening to another land, one where rules of the overland don't apply...
Crossover - Percy Jackson and the Olympians & Underland Chronicles - Rated: K - English - Chapters: 5 - Words: 4,468 - Reviews: 5 - Follows: 1 - Updated: 12/2/2012 - Published: 11/14/2012
by Where's that girl Luxa reviews
Another freaking prophecy?" She just nodded, "Why is it that the fate of this place is always in danger?" The other boy laughed, "Don't ask me! I was dragged into this place!" "Yeah, well I fell," She shook her head at the rudeness, offended by their immature talk.
Crossover - Underland Chronicles & Hunger Games - Rated: T - English - Fantasy/Adventure - Chapters: 4 - Words: 6,832 - Reviews: 19 - Favs: 8 - Follows: 11 - Updated: 9/30/2012 - Published: 12/11/2009 - Gregor, Katniss E.
Percy Jackson and the Underland Chronicles
by Devil-Warrior99 reviews
Percy and his friends discover a land unknown to the gods. Gregor's will to return to the Underland is tested by it's new threat. Post COC, Post TLO but Pre TLH Rated T because of possible death and the general darkness at times.
Crossover - Percy Jackson and the Olympians & Underland Chronicles - Rated: T - English - Fantasy/Drama - Chapters: 3 - Words: 2,347 - Reviews: 13 - Favs: 11 - Follows: 15 - Updated: 3/3/2012 - Published: 8/17/2011 - Percy J., Gregor
Why Are You Here?
by metal.lamp-silvertongue reviews
One shot: This is what happens when Sonic gets lost. Rated T just in case.
Crossover - Sonic the Hedgehog & Underland Chronicles - Rated: T - English - Humor - Chapters: 1 - Words: 1,230 - Reviews: 1 - Favs: 1 - Follows: 1 - Published: 12/31/2011 - Sonic, Gregor - Complete
When The Mentors Meet
by Wizard of Words reviews
Drabble crackfic about Haymitch meeting Ripred and kinda telling each other about themselves. Doesn't really make sense. Don't have to read it, but views and reviews would be greatly appreciated. Oneshot, though may continue. Thanks!
Crossover - Underland Chronicles & Hunger Games - Rated: K+ - English - Friendship - Chapters: 1 - Words: 628 - Reviews: 14 - Favs: 5 - Follows: 1 - Published: 12/26/2011 - Complete
A Warrior in Hogwarts
by Slice of Cheese reviews
Due to the family 's limited financial situation and Grace's desire to get out of New York, they move to Great Britain to Grace's sister's home. When there, Gregor finds out some things about himself.
Crossover - Harry Potter & Underland Chronicles - Rated: K+ - English - Chapters: 2 - Words: 2,814 - Reviews: 13 - Favs: 7 - Follows: 10 - Updated: 10/12/2011 - Published: 7/29/2011 - Gregor - Complete
gregor and the prophecy of chaos
by person0192 reviews
there is a new camper at camp halfblood and percy gets very confused around her. meanwhile in the underland the wars have come back but with a new enemy.
Crossover - Percy Jackson and the Olympians & Underland Chronicles - Rated: K - English - Adventure - Chapters: 2 - Words: 1,076 - Reviews: 3 - Favs: 1 - Follows: 1 - Updated: 8/21/2011 - Published: 8/15/2011
Child of Protection
Younger brother of mike from the previous story has gone missing after the assult on MT.OLYMPUS. John sets out to start looking for him going through a portal to hell, Insdead he ends up at camp Rome. Next thing he knows he's in a darkroom,*Cling*he hears
Crossover - Percy Jackson and the Olympians & Underland Chronicles - Rated: T - English - Adventure/Tragedy - Chapters: 7 - Words: 10,061 - Updated: 5/4/2011 - Published: 4/24/2011
by Zeroguymice reviews
This is a story of a child of athena who,along with other demigods gets sucked into the underworld...not hades palce...but the underworld in the underland chronicals books: hades mightttt be down there though: nott complete...just...on hold..
Crossover - Percy Jackson and the Olympians & Underland Chronicles - Rated: K+ - English - Chapters: 2 - Words: 2,509 - Reviews: 3 - Favs: 2 - Follows: 3 - Updated: 3/31/2011 - Published: 1/3/2011
Gregor and the Prophecy of Death34 | Page 1 2 Next »
by AmmyKath reviews
Gregor returns to the Underland and is surprised when he runs into one of his old classmates.
Crossover - Percy Jackson and the Olympians & Underland Chronicles - Rated: T - English - Romance/Adventure - Chapters: 1 - Words: 389 - Reviews: 14 - Favs: 7 - Follows: 5 - Published: 1/15/2011 - Percy J., Gregor