Dragonspine OST inspired me to transcribe it for piano. : r/Genshin_Impact
His Theme played on Waterfall Piano : r/Undertale
Flowey's Theme Sheet music for Flute (Mixed Trio) | Musescore.com
Your Best Nightmare ~ Finale (UNDERTALE Piano Collections 2) By Toby Fox - Digital Sheet Music For Score - Download & Print A0.741404 | Sheet Music Plus
Flowey theme (UNDERTALE FROM NINTENDO SWITCH) Sheet music for Piano (Solo) | Musescore.com
Undertale - Your best friend (Flowey's theme) SYNTHESIA PIANO TUTORIAL - YouTube