Generation NES - Fester's Quest; the Giant Spider! You encounter it right beside the house where Morticia is hiding. It crawls slowly toward you, until you shoot at it, then it moves
Fester's Quest by Lolzards on DeviantArt
NES AtoZ 45: Fester's Quest - AGREEorDIE
The ending of Fester's Quest sucked! Super difficult and unfair game still manages to give you 1 last middle finger... : r/GameCompleted