LEGO Werewolf Head Large Big Teeth Red Riding Hood Villain Forest Monster Head | eBay
LEGO NEW YELLOW MINIFIGURE HEAD 2 FACE DR. AND EVIL MONSTER FACE HALLOWEEN PIECE | eBay
Minifigure, Head Dual Sided Alien with Black Eyes, Purple Lips Neutral / Monster Open Mouth with Teeth, Fangs Pattern - Hollow Stud : Part 3626cpb1652 | BrickLink
Lego Medium Dark Flesh Head - Male Monster Alien Zombie - Yeoman | eBay
Monster Building Blocks | Siren Head Toy Monster | Siren Head Horror Toy - Moc Game - Aliexpress
Lego Accessories Sand Green Minifig, Head Alien with Yellow Eyes, Pointed Teeth and Bubbles Pattern (La Petite Brique)
Help! A friend of mine is trying to recreate this custom monster. I've been helping him identify parts, we've tracked down the legs, arms, and head, but we're stuck on the torso. :
LEGO White Skeleton Skull MINIFIG HEAD - Ninjago Evil Red Eyes Halloween Monster | eBay
LEGO minifigure head - alien / monster, single eye - Extra Extra Bricks
Lego Zombie Minifigure Head Monster Walking Dead Halloween Accessory | eBay
LEGO part 85045c01pb01 - Dark Bluish Gray Large Figure Head Rock Monster King, Jaw Upper with Trans-Neon Green Teeth and Black and Red Eyes Pattern at BrickScout
Monsters and NPCs :: D&D 5e :: WotC Source Books :: Monster Manual :: Yuan-ti Malison, Type 1, Blue Head with Gray Hood