It was kind of a weird case, with special conditions. I don't actually get most of it.

[ Theoretically, the Berserker version had only been a construct of Queen Medb, but it had been a very real Servant who'd stepped out of her summoning circle not that long after the American Singularity had been resolved. Ritsuka shrugs. ]

Anyway, he's got this big spikey tail. You probably wouldn't even be able to walk with it on.