What is the genre of music played by both Lymbyc Systm and Crystal Castles?
Lymbyc Systym: Lymbyc Systym is an instrumental band from Tempe, Arizona which formed in 2001, consisting of brothers Jared and Michael Bell. Lymbyc Systym:  Their sound combines elements of instrumental rock and electronic music. Crystal Castles (band): Crystal Castles are a Canadian electronic music group formed in 2006 in Toronto, Ontario by founding members songwriter/producer Ethan Kath and songwriter/vocalist Alice Glass.
electronic music