Smokeasac (born Dylan Mullen) is an American producer, singer, and songwriter best known for his frequent collaborations with the late emo-rapper Lil Peep. He helped co-produce Lil Peep's Come Over When You're Sober albums, which blended rock guitar melodies and hip-hop beats. Smokeasac began his own solo career in 2018 with the single "Leave You Behind" and released his debut EP, Wasteland999, in 2019.