She reached up and gave him a pat on the head. Ever heard of the tales of the annoying big sister who would embarrass you every chance she got? That might be Selina.
"Trust me. No one else knows what they're doing here." Selina said coolly as she took her seat beside him. "You have Tony Stark, the God of Thunder, a man from the 1940s, a cat burglar and a man who dresses up like a giant bat. I wouldn't worry about saying something stupid." Because the whole team make-up was rather ridiculous in her opinion.
Then she laughed lightly. "That's how the Batman is. Gotham isn't like the place you people come from. It's dark, ugly, and just a few steps down the line of being worse than Mandalus."