Base images in Krita. Animation in Synfig
Base images in Krita. Animation in Synfig
convert \( sidescroll11.gif -coalesce \) \
    null: \
    \( sidescroll3.gif -coalesce \)  \
    -layers Composite \
    smoothrunner.gif
Composite GIF via ImageMagick
Drawn in Krita
convert \( smoothrunner.gif -coalesce \) \
    null: \
    \( 720signature.png -coalesce \)  \
    -layers Composite \
    smoothrunnersigned.gif
Smooth Runner Signed