She's not borrowing the horse of anybody who's expected to be showing up in this scene! xD
He's a complimentary fella, that boy—
One of my main commandments of writing Gerard is that he almost always holds his peers in extremely high regard, speaking as glowingly of them as he speaks humbly of himself
Friendly dude, once you put aside the Doomguy impression in combat.
Fleuri is also an aggressive fighter, a believer in "the best defense is a strong offense". He uses a greatsword because dismemberment is generally a reliable way to put foes down. Unfortunately, as he learned in their last mission, chopping off limbs isn't always enough against foes that can regenerate.