Arthur Pendragon's an FBI agent undercover in a sting operation, where he meets the team hacker going simply by the name 'M'. Can Arthur prove to 'M' that he can be trusted before he slips away? Or will this all end in tragedy? Rated T to be safe.

"This particular case," Merlin thought as he lay flat on the floor with his hands on the back of his head, "could have turned out better." In which Arthur and Merlin stumble right into a bank raid and chaos ensues. A kind-of sequel to "The Day Of The Falcon", set in the thief!Merlin Modern Universe

"Arthur should have known that it had been a bad idea to accept that invitation. He should have KNOWN." In which Merlin and Arthur have nothing better to do than argue whilst participating in a quiz show, Morgana is gloating and Chris Tarrant just wishes he had stayed in bed. Set in the thief!Merlin Modern Universe.

He's a phantom. No one knows his face or his real name. And he never fails. Merlin is the most wanted master thief of the United Kingdom, a shadow that can't be caught and can't be stopped. But with Arthur Pendragon – the new head of the task force set out to capture him – Merlin might have just met his match. A breathtaking game of cat-and-mouse begins. Modern AU

Merlin is a thief that can't be contained. He is able to infiltrate any location, break from any binds and steal every treasure. But when he infiltrates Camelot to steal the dragon and the crowns of the prince and King, humiliating Morgana along the way and saving Arthur's life, things are going to get complicated. Merlin/Morgana.

Merlin/Arthur AU, loosely based on movie Debs. Arthur is the top student at spy school and Merlin is notorious evil genius. However rivalry isn't the only thing these two boys are feeling, can Arthur resist or will he forsake his friends and his country?

AU Future-fic- When the democratic powers of the world fell, one company, Pendragon Industries, has emerged victorious from the power struggle. For twenty years Pendragon Industries, headed by Uther Pendragon, has dictated the world. The persecution of the druids has become relentless and vicious until one man, Emrys, the saviour of the druids arises.

"You! Stop!" he yelled to the thief who was already running towards the forest. Arthur was faster than the young man, but Merlin had a head start. By the time Arthur had caught up with him he was already a good distance into the forest. The prince drew his sword and pointed it at Merlin's chest. Thief!Merlin AU no pairings

Thief!Merlin Robin Hood-esque merthur romance. Merlin is a thief who steals from Uther's vaults to feed the poor of Camelot. Arthur is supposed to capture him, but can't help thinking that he's on the wrong side. Romance, drama, adventures, BAMF!Merlin, Merlin whump and a Morgana who actually gets the help she needs. (summary by starwater13 and cover art from pagebeater's deviant)

AU, in which Merlin is a famous thief and Arthur the one agent at the school for secret agents that has to catch him. And it's like trying to hunt down a ghost... a cheeky, elusive and somewhat childish ghost. But when they finally get near the thief, does Arthur really want to send him to prison? No slash. Story begins in the second chapter (1st chapter's a teaser for later on).

London is plagued by a high-end jewel thief, known only as the Magician. Detective Inspector Pendragon has been assigned the case, and it will likely end his career. Modern AU, sociopath!Merlin, obsessed!Arthur, eventual Arwen and Merthur. WIP.

He was the Thief of the city. The danger of the city. The fear of the city. Not a single person in Camelot had seen him. And that was just the way he liked it. Arthur was after him every night. No one even knew his true name. They only knew him as Emrys.

Arthur has spent nights seeking out the most wanted thief in Camelot, but when injured in the crossfire of their capture, he has but little choice to accept help from the very person he sought after. So what happens if the thief steals his heart instead?

No one ever saw him, but everybody knows and fears him: He is the Thief, the Shadow, the Phantom, Emrys. And Prince Arthur has sworn to kill him. At least before destiny turns everything upside down...

AU Merlin is a thief, suspected sorcerer and Arthur is out to catch him. May turn into Merthur. DISCONTINUED.