I was going through my old files and projects on the early development of my Ben 10 fan series. Here is one of the early sketches before AT's creation, when it was going for an OV continuation
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Ben 10 Classic Stinkfly Fan Animation
Watch more Ben 10 animation on my YouTube channel
Link in the bio
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Ben 10 Classic
Ben 10 Stinkfly
Ben 10 Classic Stinkfly
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Ben 10 vs Ben 10