User blog comment:TAGDavid/Buddyfight Therapy/@comment-24971427-20150723132140/@comment-5777478-20150723142018

Just show them this.

http://fc-buddyfight.com/en/rules/

Part 3 master the flow of the fight. Start phase.

http://fc-buddyfight.com/en/wp/wp-content/uploads/step3.jpg

If they argue the basic gameplay rules against the creators of the game, don't bother playing with them anymore.