This mug is shaped like the head of a werewolf. "HorrorHound" logo on reverse. The mug is also lidded and has a straw hole at top.
Came in a more limited green version as well, for VIPs of their 2022 Horror Convention.
HorrorHound is a company that focuses on horror culture, including publishing, film, music, and events. It was founded in 2005 and is headquartered in Cincinnati, Ohio. They produce an award winning bi-monthly horror periodical and host the award winning HorrorHound Weekend convention and international film festival.