Oil it or Spoil it!

https://www.fortressofdoors.com/oil-it-or-spoil-it/

game analysis final fantasy Dragons Quest x-com oil

We often talk about game juice as cascading actions in response to user input, but what about oil? 'Oiling' a game to remove user pain can drastically improve it. Examples from Dragons Quest, Final Fantasty I, and X-COM illustrate pain-points and their solutions.