Yeah, 100 would win. I'm pretty sure at least, but MAYBE not. It all depends on how long PS can be sustained.
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^This is 25 complete susanoo, but it was still smaller than Mokuton.
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^Perfect Susanoo legs stepped on Mokuton like it was nothing.
It's obvious other 100 complete Susanoo don't have a chance against Perfect Susanoo.