1 Ashen Marrow by UmbraCorvo HarryPotter/DC crossover
T, English, words: 1k+, favs: 3, follows: 3, 12/16/2019
4 The Prank War » by sri-v Somehow Sirius overhears Joker's "Why so serious?" and thus starts a prank war.
K, English, Humor & Adventure, chapters: 2, words: 1k+, favs: 16, follows: 17, updated: 5/16/2018 published: 9/19/2017, Sirius B., Joker
21 Harry Potter is the Deadly Nightshade » by Drakonslayer21 Harry Potter is raised by Poison Ivy in Gotham city where he takes up the mantle of The Deadly Nightshade while he saves Ivy from prison he's mostly a hero. Lets see how Hogwarts deals with a powerful competent and intelligent Harry Bad Manipulative Dumbledore. ,Dumbledore Weasely bashing except for the twins and the older two.
T, English, Romance & Adventure, chapters: 4, words: 6k+, favs: 206, follows: 270, updated: 3/26/2018 published: 10/1/2017, [Harry P., Barbara G./Batgirl] Richard G./Robin, Poison Ivy
2 Harry Potter and the Professors from Arkham by JaiAlaiJedi After several unfortunate accidents so close to the new year, Albus Dumbledore must look across the sea toward Gotham to fill in last minute replacements in his staff. Will he stick to his 'Greater Good' philosophy and bring them to the Light? Or will Arkham's insanity spread throughout Hogwarts? Harry Potter and the rest of the first years must live through lethal teaching methods
T, English, Humor & Adventure, words: 958, favs: 4, follows: 10, 3/14/2018
4 A bat creature and a confused Batman by Ellbellks One-shot where Harry Potter searches for a rumoured bat creature that turns out to be Batman.
T, English, Humor & Crime, words: 694, favs: 41, follows: 22, 7/19/2016
1 Culture Shock by Asgard3 When the American Wizarding Society collapses, hundreds of young wizards are left with out any schooling or training. The Ministry of Magic arranges it so that the American wizards come to Hogwarts and sparks fly. Also, this a The Batman AU so that Barbara Gordon and Pamela Isley are wizards. This takes place before Pam becomes Poison Ivy.
K+, English, Adventure & Humor, words: 359, favs: 9, follows: 12, 3/28/2014, Hermione G., Draco M., Barbara G./Batgirl, Poison Ivy
96 Joker the Younger by Celestia Craven Harry is left, alone, in Gotham. Harry decides to become a villain. After all, a nine-year-old has to EAT, you know. Thus, Joker starts a rivalry with the newest villain in Gotham. ABANDONED.
T, English, words: 6k+, favs: 646, follows: 650, 2/8/2012, Harry P.
4 English Homework by Crime Lord Psycho Something about messing up characters and settings and describing what happens and all. Haha. This is actually the first time for me to post my homework.
K+, English, Crime & Fantasy, words: 257, favs: 3, follows: 3, 11/25/2009, Harry P.
167 Phoenix Flame » by Ellerosse Harry Potter Twin to the Boy-Who-Lived dies, the Oa offer him another chance and place him in the care of Bruce Wayne/Batman read as Harry begins to take control of his magic suppassing everyone and become famous worldwide under the guise of Jason Evans
K+, English, Adventure, chapters: 6, words: 19k+, favs: 640, follows: 749, updated: 7/2/2009 published: 6/2/2009, Harry P., Bruce W./Batman