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Title text: They might make it past that first line of defense. For the second, you'll need some picture frames, a level, and a protractor that can do increments of less than a degree.

I wish he had broken from his usual monochrome for this one.

It's not monochrome.

Yeah, someone showed me what it looks like with the saturation turned up:



I still can't really see the colour in the original even knowing that, though.