The script never introduces real "magic" until the final act, and even then, it is ambiguous (is it magic or friendship?). This teaches writers to delay gratification.
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Reading the script allows you to see the economy of words. In animation, every line of description costs money (drawing time), so the writing must be precise. The script for Klaus creates a vivid atmosphere without being flowery. It uses the environment to reflect the internal state of the characters—Smeerensburg is frozen because the people’s hearts are frozen. The script never introduces real "magic" until the
Most animated films rely heavily on dialogue to explain the plot. Klaus does the opposite. The script is famously sparse with words but rich with visual cues. Reading the teaches you how to write actions and expressions that convey emotion without exposition. In animation, every line of description costs money