: Bb, C, Dm, F. W. Chordify es la plataforma n. Chordify gives you the chords for any song. Acordes para System Of A Down - Roulette. System Of A Down A. Acordes: Bb, Cm, Db. T. Acordes para [RARE] System of a Down - Roulette '95 (full band version from ). . A (Air, Trees, Water, Animals) F#m E G#m A Bm e|| B|| G||.