The Horrible Pyramid
“You are more beautiful even than this statue, which is impossible, because this statue looks exactly like you, but even so there is no denying the truth, which is that you are bodacious.”
This is a very spooky game about a very horrible pyramid. It took first place in EctoComp 2013, a Halloween competition for IF written in under three hours (or, in several cases, slightly longer than three hours).
Check it out on IFDB
Play it online