Sword-fighting refers to the skills of a swordsman, a person versed in the art of the sword.
She-Ra[]
Both Mara and Adora when transformed as She-Ra. are capable of using the mythical and magical Sword of Protection as a primal weapon to protect the user from her enemies.
Putting its various magical abilities aside, this sword is capable of being used as a regular weapon. With it, She-Ra is able to decimate legions of warriors on her own, as she demonstrated with The Horde and Prime's Clone Army.
Sea Hawk[]
As shown in the episode "White Out", Sea Hawk is a skilled swordsman. He use a golden pirate cutlass (short sabre), cavalry saber, or Sea Hawk's energy sword.