There are/were 3 bands that go/went by the name of Cardinal Sin. 1. Cardinal Sin is a Black/Death metal band from Gothenburg, Sweden. Formed by John Zwetsloot when he left Dissection in 1994. The 4-track EP "Spiteful Intents" features a trademark classical composition by Zwetsloot. Having disbanded after the EP, they reformed in 2003 with a partially new lineup. They have yet to release anything beyond "Spiteful Intents".