The term 'Come Across Heartless Devil' can be broken down into four words: Come Across (4 letters), Heartless (8 letters), Devil (5 letters). The phrase is a metaphor for encountering a person who is cruel and unkind. It suggests that the person has no empathy or compassion, and is willing to do whatever it takes to get what they want. This phrase is often used to describe someone who is manipulative and selfish.