"It called strategy, look it up." Alysis said, rolling her eyes. "Let me give you a demonstration." 

As Caster closed in, Saber suddenly spun around, swinging hard at Gram. With the combined factors that Caster was no trained warrior, was trying to wield the holy blade one handed while Saber held his weapon with both hands, and that Saber possessed roughly twice Caster's physical strength on his worst day and Caster's best, Saber had no trouble disarming the other Servant, swatting the sword into the crowd; nearly splitting the manhood of a student who'd failed to secure it in half.