Avengers/Merlin crossover

Arthur has woken up in the modern age and before he knows it, he has been armed with a lightning-charged Excalibur, super strength and is suddenly a superhero. Soon enough, he finds his old knights and they become the Avengers, saving the world whenever it is in danger. The most dangerous threat, unfortunately, comes from the person he loves the most.

aka. Arthur is Thor, Merlin is Loki, Gwaine is Iron Man, Leon is the Cap (Captain Albion?), Percy is the Hulk, Elyan is Falcon.