Wa alaykum salam. There are some other greater sins that have narrations about them which are like the narration you mentioned about drinking alcohol. For example visiting a fortune teller. A good book to refer to about the greater sins is Greater Sins by the late Ayatollah Dastaghayb Shirazi.
https://www.al-islam.org/greater-sins-volume-1-ayatullah-sayyid-abdul-husayn-dastghaib-shirazi