Buffalo Games - Watch Ya Mouth After Dark - Adult Game - Adult Content Advisory Warning. Ages 18+ Watch Ya Mouth: Watch Ya' Mouth After Dark is the authentic, hilarious mouthguard game. Players wear their own mouth openers and read random, nonsensical phrases from their team to interpret! Watch Ya' Mouth After Dark includes new NSFW (Not Safe For Work) phrases on the cards that make this game a must for any adult game night!