rawhead rex
http://www.lesedwards.com/main/rawhead50.jpg

silent hill is still horrifying. srsly, get silent hill 2 for the playstation. creepy as all fuck
http://static2.filefront.com/images/aalsmzonfn.jpg
http://www.iconocast.com/00002/Z6/News9_4.jpg

this thing rapes other monsters:/
http://fc08.deviantart.com/fs21/f/2007/288/0/4/pyramid_head_by_nefar007.jpg

what makes a monster creepy? if its vaguely humoniod and sorta corrupted looking my skin crawls. also, skinless two monsters with two baby heads for a head. man, FUCK silent hill