Merlin's insistence on following Arthur and the knights to battles had not gone unnoticed by people. Why would this defenseless, weaponless servant be present in dangerous and life-threatening battles? Gwaine, along with Morgana and Gwen, took matters to their own hands. Or, In which Merlin learned to fight with a sword and let us pray for poor Arthur because if he thought Lancelot was hot when he demonstrated his sword skills, he wouldn't be prepared when a BAMF, sword-wielding Merlin hit him with the force of a thousand butterflies.