In order for you to play Wonder Boy: The Dragon's Trap on macOS with minimal graphics settings, your computer must meet the following requirements
Operating System:
OS X 10.10.5
Processor (CPU):
Any
Memory (RAM):
4 GB RAM
Graphics Card:
OpenGL 3.2 Core Profile support, Intel HD 4000-5000 series (Intel HD 3000 series unsupported)
Storage:
1100 MB available space