Happy Devil (Smiling Face With Horns) emoji is a smiling face (of violet color in most cases) with devil horns
. It is used as a symbol of someone's coolness, strength, badass actions or even crimes, or just desire to do something bad. Also, it is often a sign that someone of happy because of their enemy's failure. It is also a sign of someone's cruel intentions or just a symbol of evil, the person wants to be associated with (often jokingly, of course).
😈 Smiling Devil With Horns emoji
refers to the smileys and people
Happy Devil emoji is unlocked and appears in the Snapchat Trophy Case after the user makes the first screenshot of someone else's Snap.