However, if you can't find exactly what you're looking for, try adapting one of the patterns. For example, a tiger can easily be turned into a lion, an elephant into a woolly mammoth, an elf into a goblin, or combine the upper half of a mermaid with the lower half of a pony to get a centaur.
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Check out Pattern-Depot for stuffed toy and costume patterns here on DeviantArt.
Unjointed Patchwork Teddy Bear by McCall's
Quilt Fabrics Teddy Bear