In order for you to play The Metronomicon: Slay The Dance Floor on macOS with minimal graphics settings, your computer must meet the following requirements
Operating System:
Intel-based Mac running Mac OS X 10.7.3 (Lion) or later
Processor (CPU):
Intel Core i3 or equivalent
Memory (RAM):
2 GB RAM
Graphics Card:
1GB, OpenGL 1.5+
Storage:
2500 MB available space
Sound Card:
One that allows sound to come out of a sound maker