He likes what if as what ifs though, hypotheticals can be fun for wracking your brain anytime. Sigh- but Illumi tended to be function over form a lot. Hisoka realizes his own tastes are well- his own. He's happy Illumi understands that either way.

"It's different. Some things would be better or worse for me, and those are different from better or worse for you. For example-" Points at him.

"You look trashy in red, and have the hips of a teenage girl." No slender pants for you unless you wanna keep with the girl thing, but don't you have a brother into that already, like- Kabuto, or Kapullo or something?