One Brush of Color with Options to Use as Grayscale (without needing to make a grayscale brush)
A colored Brush should have a option to use as a Grayscale Brush. Nope I have to make a Red Colored Out line brush and a "Grayscale" colored Brush so it can be used with Dynamics: Random Color. Why can't we use One Brush? and options to use it as color or Grayscale? e.g.