This is the Sheet Music PDF of Ru's piano cover “肌肉魔法使-MASHLE- Mashle: Magic and Muscles OP2 - Bling-Bang-Bang-Born (4 Levels ver.)”
Here is the YouTube video: https://youtu.be/xBRvqIbQ-5k?si=1DYP7FnCVz8zAnQI
Arranged and Performed by RuRu. (鋼琴改編及演奏: RuRu)