b5f7529a_apbooking___Creating_Keepsakes__Blending_Mode
[Effect] Selects the darker pixels from each image and replaces lighter colored pixels with the darker of the two. This can sometimes result in a new color being created in your blended image. [Blending Mode] 
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Blending Modes Cheat Sheet | The Best of Digital Scrapbooking | Creating Keepsakes
Blending Mode