Blade blocks each blow, beign forced backwards by the force behind it. However, he then moves in close where Agnes can't get any leverage, using his sword to hold Agnes' weapon high, hooking onto the hilt. As her weapon is so distracted, Blade attempts to punch her in the face.
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Bob shrugs at Elsa, sighing once more. "I cannot force you to learn, child, I can only offer. Remember this moment when you accidentally turn your sister into a popsicle." With that, Bob disappears, together with the room, and Elsa opens her eyes back where she were. However, now the entire corridor has been frozen, including the five robots, one of whom shatters into pieces from a tremor in the earth. While it had not all occured in her head, Bob enjoyed making it look like it had. He'd make the offer again later, of course, but first he'd have to convince her she needed it.