Hit the green flag to go, as per usual. Take a look inside to see how it works or read on. The source GIF was uploaded, its frames became costumes. It was originally 20 frames per second. 1 second / 20 frames = show each frame for 0.05 seconds The blocks work like this: Infinite loop[wait 0.05 seconds, next costume]
Created to explain GIF-based Scratch animations for JaydenLe56743 Here's the topic https://scratch.mit.edu/discuss/topic/197806/