Post! ...A rather shitty one in my opinion, but hopefully it works. ...Also, now I have to edit Tom's sheet soon.
And well... Honestly, I don't see how Toshi could heal them with Avalon at this point, assuming he could even remotely rip the sheath out of his body in time. They'd already be gone from the blood loss alone. Plus as Nachos pointed out, Shirou has died just fine even with Avalon active.