American gamer who plays a wide variety of titles ranging from horror games like The Forest to MMO's like PlayerUnknown's Battlegrounds. He currently streams for more than 950,000 followers on Twitch.
He grew up California.
He has a YouTube channel, also called MrGrimmmz, where he posts walkthroughs of games like Dark Souls and Borderlands 2.
His first name is Brian.
He and Sacriel42 have both been known to play Playerunknown's Battlegrounds.