There are at least four bands and one podcast with this name, one Hungarian indie-rock/powerpop and one Portuguese alternative rock band from Aveiro. The third was based in the UK, playing alternative rock. Last but not least, SuperEgo was a moniker used by Stone Sour for a while, releasing one demo under that name. #1 - Superego (Hungary) Péter Ihász - lead vocals, keyboard Kata Badics - keys Ákos Sümegi - guitar, background vocals Dániel Csitke - bass