RulesHelp
PoyoPoyo is a web service that is commonly used to make animated/bouncy soyjaks.
PoyoPoyo GIFs come with a small Japanese watermark on the bottom left.
All PoyoPoyo images should have a poyopoyo tag.

PoyoPoyo comes with 12 unique animations, each of them has a unique tag

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Pyokopyoko : Jumps up and down, deforming a bit as he lands

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Kyorokyoro : Simultaneously jumps and horizontally flips

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Byonbyon : Gets taller and shorter while wobbling left to right

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Urouro : Runs from side to side, flipping horizontally

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Ponpon : Flips horizontally; much less dramatic bouncing

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Tonton : Casually bounces in place

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Kururin : Does the tumbleweed movement often shown in Westerns

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Poyunpoyun : Bounces from side to side

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Zoomzoom : Flips horizontally, getting closer to the viewer each time

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Poin(g) : Flies up far away, spins, then launches toward the viewer

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Fuwafuwa : Fades in and out while approaching the viewer from each side

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Roborobo : Does a PowerPointcore jagged dash across the screen, hitting the viewer halfway through