Jeff Abel, better known by his stage name Excision, is a dubstep producer and DJ from Kelowna, British Columbia, Canada. Excision frequently works with fellow Canadian dubstep producers Datsik and Downlink. Along with Downlink, he is the founder of Rottun Recordings. Active since 2004, his first release was in 2007. He had released an annual "Shambhala" mix album in the third quarter of each year. He also is known for his watts of bass tours.