Gyre ducks away as Luka starts waving uh A SWORD?? around in the air, putting a little space between them.

"Here, ah, put the tip on the ground," he moves around behind Luka, setting a hand on his shoulder as if to reassure him in this, "And set your foot in the middle of it. Step down, and pull up on the pommel. Your weight should be enough to make it snap. If not, I'll help."