8 XXX : ecchi

Alternatively, you can play against Tifa in an online strip poker browser game [here](https://spnati.gitlab.io/). Unfortunately, only the Wii trainer character has a special ending that I know of. Good luck and happy faps people.
I'm not being lucky finding the source. Apparently the artist is [John Ly](http://www.pixiv.net/member.php?id=5287)? I don't know for sure if that's the right pixiv and I didn't find the pic there; if someone else can find something better feel free to correct me.