Allen was making Sasuke wish he'd been able to ask Aidou more about the mimic he'd met before the fighting had started. Also that he could see Allen, so that he didn't have to ask (and probably not get a straight answer) how badly he was injured.

"If he attacked you and you defended, there's nothing else you could've done," Sasuke said, slightly irritated. Although if the common thread in his and Mark's theories held, then any patient who'd been experimented on and let loose should have been ... "You said you couldn't really tell how he was modified, but did they seem to be extensions of abilities he already had?"