For those clueless of panel 2, Indignation is a famous spell from the Tales series. Panel 4 escapes me though, it really screams parody of something else too...
Pretty sure she's flat out quoting him with the "All I need is to see your face twisted in agony." Hell,I can hear his voice in my head as I read the line.
Hahaha.What's that medicine...? Hey, Keine...?But what is it you hope to gain by defeating me!?Hyahoo!Hey, Keine... Why are you taking your clothes off...? Why are you sliding up to me like that...?IndignationIndignation!!Never again.Shut up, all of you.Sensei, what is it you hear with those ears of yours?Thou art where the gate to the Underworld opens!Come forth, divine lightning!I don't need to gain anything! To simply see Sensei's face twisted in agony!! Don't misunderstand, we are not Moko-tan's allies. Take me!!I'm sorry... But I have those that care about me...Why!? Why do you go so far to protect Mokou!?Please, don't speak of popularity polls.Kyaaa! Cheeeen!!But I stand in the place Mokou is!It's okay Moko-tan, Sensei won't find you here.That is all I need to satisfy my thirst!!We are simply Sensei's enemies.Wow, she looks seriously ill, doesn't she.I've gotten scary...You seem like the type of character who would outrank even the main character in popularity polls.