...that is not dead which can eternal lie, and with strange aeons, even death may die....
Or, if you prefer... Drain you of your sanity...FACE THE THING THAT SHOULD NOT BE!!!!!
Recently unearthed my old HTML Lovecraft archives... I really should read them again - the only story I can clearly recall is Herbert West: Reanimator, and bits and pieces of the Call of Cthulhu.
Turtle would have been nice, maybe a bear, or perhaps an elephant.