The Addams Family (1991) is an extremely difficult game in which Gomez Addams must find his missing family members and recover the family's home from their greedy lawyer, Tully Alford. Gomez must collect US$1,000,000 in order to get through the security door in the basement. The game is very badly programmed; Gomez must avoid objects by a significant distance in order to avoid taking damage.
By taking new routes and further optimizing existing ones, ktwo improves on the previous run by 23.21 seconds. You can read the author's notes for more details.