| Keyboard Shortcut | Menu Shortcut | Menu Location |
| ··· | Alt+I, M | Image -> Mix |
The Mix command combines two images.

Dst
Choose the first of the two images to be combined.
Src
Choose the second of the two images to be combined.
OpType
Choose the blending algorithm. OpAnd is useful for combining multiple black-and-white images into a composite b/w image.
X offset, Y offset
Generally these should be set to zero.
Mix Alpha Channel
If checked, mixes the alpha information in the Src image into the combined image.