By default, a ghost of each Grease Pencil sketch displays before and after the actual frame. When working with a sequence of Grease Pencil frames, you can adjust how the ghost images display to change how the images blend together during playback.

To toggle ghost frames on and off
and
Show Post-Frame Ghost
buttons in the
Grease Pencil tool to turn ghosting on and off for all images.
To change how long ghost frames display
(Select 1, 2, 3, 4 frames, or Other to enter a custom value, up to a maximum of 10.)