If by sisterly stuff you mean wrecking IKEA showrooms, then yes, they have been doing that quite often. Thank you.
One Episode, One GIF: Hey! Don't mess up my automail! Do you know how hard I worked on that?!
This ship is the homeland of Ryuko’s soul! And not just the one in my head! I know the one outside my head feels the same way! Ryuko has always, always waited for me!
So wait for us, Ryuko! I’ll catch up to you in no time!
I don’t even have a picture of her