Saw it on Youtube, but can't exactly recall when/where. It was an ex-boxer who was defending somebody (could have been himself). I was going through a bunch of martial arts/fighting videos and came across it.
You can really do that with any wax based, clear product, but really that's more work then what was needed for this gif. If you just place the water on the page and don't really intend to keep the picture, absolutely no crayon is needed. The water will stay in place and the ink will just color the water as you have seen.
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