Rock

Iron Man Progression (Im–♭III–♭VI–♭VII) Chord Progression

Black Sabbath. Heavy Im-♭III-♭VI-♭VII riff.

metal
Black-Sabbath
riff
heavy

Roman numerals

Im
♭III
♭VI
♭VII

Roman numerals give each chord’s position relative to the key’s tonic, so the progression sounds the same in any key.

Chords by key

Key of C

Cm – Eb – Ab – Bb

Key of G

Gm – A# – D# – F

Key of D

Dm – F – A# – C

Open in the editor and arrange it Generate MIDI patterns from this progression

Enter Sandman Progression
Im – ♭II – Im – Im
Teen Spirit Progression
I – IV – ♭III – ♭VI
Hotel California Intro Progression
Im – V – ♭VII – IV
Smoke on the Water Progression
Im – ♭III – IV – Im
Purple Haze Progression
I – ♭III – IV – I
Free Bird Progression
I – IV – V – IV
Wish You Were Here Progression
I – IV – VIm – I
Comfortably Numb Progression
Im – ♭VI – ♭III – ♭VII

All Rock chord progressions