Christian Mejlænder Krogsvold (Oslo, Norway, 1989) is an independent chiptune/techno/breakbeat/orchestral producer and professional video game music producer known for creating the complete soundtrack for the popular arcade game Castle Crashers. Waterflame used the nickname “chainsaw_09” before becoming “Waterflame”. Krogsvold began composing music and publishing it to Newgrounds in 2004.