When a player is challenged to a custom kit duel, it would be awesome to have a feature to preview it. Players could simply click on the kit's name, and a inventory window would pop-up. It would contain all items that the custom kit has, which would help people avoid kits they dislike, a.k.a. super overpowered kits.
Basically, that would look like this...
Basically, that would look like this...