Classical

E.T. Progression (I–II–I–V) Chord Progression

John Williams. Neo-Riemannian I-II-I ascent.

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Roman numerals

I
II
I
V

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

C – D – C – G

Key of G

G – A – G – D

Key of D

D – E – D – A

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

Jurassic Park Progression
I – IV – VIm – V
FF Victory Fanfare Progression
I – ♭VI – ♭VII – I
Mario Ground Theme Progression
I – ♭VII – IV – I
Chrono Trigger Field Progression
I – VIm – IV – V
Undertale Hopes Progression
I – V – VIm – IV
Bach Prelude Progression
I – IIm – V7 – I
Mozart Sonata Progression
I – IV – V – I
Chopin Nocturne Progression
I – VIm – IIm – V7

All Classical chord progressions