It's not an emoji, but as a similar sentence-ending mark, you often see /s used to indicate sarcasm. Similarly, "Kappa" may not be very popular outside a certai

It's not an emoji, but as a similar sentence-ending mark, you often see /s used to indicate sarcasm. Similarly, "Kappa" may not be very popular outside a certain subculture, but it's very recognizable as snark at Twitch and adjacent communities.