Tragedy strikes when Ruri and Rin both lose their lives in a desperate escape attempt. Lost to the underworld, Ruri is about to give up when a mysterious force makes her a tantalizing offer. Witness the thrilling tale of revenge, sacrifice, friendship, and redemption as the Dark Signers rise once again to rule over a universe crumbling into war and chaos.

DT Academy is about a 16 year old called Yujin Shojiki as he enrolls one of the biggest Duel Academies in the world, but this place does seem to have more going on then just class! The fanfic takes place is a separate universe then the Anime OR Manga. The game itself will be more like real life TCG, and therefore will feature no fancards. But overall it's still the same.

[Halloween Special] When Yusei's friend Nerve sends him home with an old arcade machine, Yusei doesn't think anything of it. But when the game turns on, what old enemies will he awaken-and can his dearest friends survive the reopening of old traumas? [based on the Polybius creepypasta][rated T for gore and dark subjects]