Cut her some slack, it was a close race.

Caster and her Master, a close-quarters specialist who had even Saber on the ropes...

are statistically more likely to manifest in close combat...

It refers to the close-range combat techniques that trained soldiers use. What about it?

His advantage at close range is enormous.

Let's move on to melee weapons. Grab a sword.

Time to get down 'n' dirty in close-quarter combat.