4 (images "walking1.png" "walking2.png" "walking3.png" "walking4.png")
8 (mirror-action "walking-left")
12 (images "stacked.png")
15 (name "stacked-right")
16 (mirror-action "stacked-left")
19 (name "squished-left")
20 (images "squished.png")
23 (name "squished-right")
24 (mirror-action "squished-left")