If someone wants an example of a good interactive story I suggest 'How to raise your dungeon' it's on hiatus likely due to being dropped but it was really good while it lasted.
Kind of like how re monster did it by combining two skills to become one stronger(not required. Perhaps just two skills combined to become a similar but different skill)
I don't know if this would be obvious or not so ill just say it anyways it doesn't have to be on this site. It could even be...