... I am going to have far too much fun with this, I can tell already. XD

Ten
"Alright, what have you got for me this time?" (On going into a battle)
"This one's a little tougher than usual!" (Failure to defeat a shadow)
"Oh, brilliant!" (Cheering on an ally)
"See, I knew we could do it." (Victory in a battle)
"I'm sorry, I'm so sorry." (Victory in battle)
"Everyone still alright there?" (Victory with low HP)
"Give in while you still can." (Landing a critical hit)
"Ow! Mind the suit!" (Getting up after being knocked down)
"Looks like you could use a little help" (Healing an ally)
"Ahhhh, that's better!" (Being healed)
"We've got an opening, now's our chance!" (Prompting an All-Out Attack)
"Here we go!" (Y to All-Out Attack)
"What? We had them right where we wanted them!" (All-Out Attack denied)
"I think I'm getting the hang of this thing." (Level up)