Immense Skill: He can cut dragon scales w/ a dull blade
Immense Strength: He can crush Magic Crystals w/ his hands
Immense Speed: 自分's just unassailable to 相手's attacks
Magic Seasoning: "Crushed magic crystals enhance taste"
自分's introduced: dining on a dragon w/ magic seasonings
Why would a chef hold a sword? There are 3 answers:
1. They're also a swordsman
2. They handle VERY large animals
3. They hunt their materials themselves
For Murlun's case, it's all of the above
But before being a swordsman, monster hunter & even dragon slayer, Murlun was a chef
& for chefs, the quality of ingredients is important, so Murlun's very precise, often ending fights in 1 singular slash