Yes
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No, it is not an optical illusion.
The same as all the other double-headed / tailed coins out there - a couple of bucks in a novelty shop, zero to a coin collector. It's a privately-made novelty item called a magician's coin.
If there are N discs, the minimum number of moves required is 2N - 1.
optical path = μ x geometricalpath
11/19 or just under 58 % it will be red, just under 16 % of the time it will be blue and a little over 26 % it will be green