Boris

Boris (Not to be confused with Grandpa Boris) is a scary L4D1 horror monster who won the fan favorite vote in the "L4D1 Horror Showdown", A scary competition where people who watch the L4D1 movies on the Hallmark channel could vote for their favorite new horror monster.
Boris is Caillou's Dad but is also VERY SCARY because he can pop out of anywhere and ground YOU and YOU have to listen because he is BORIS, BITCH!
= Trivia =
Boris is such a scary monster, That Boris Masks are a very popular and VERY SCARY Halloween costume every year.