While it isnt known exactly how many copies were produced, the number is known to be relatively limited
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One of the followers attempted to take the Puzzle from Yugi, but this caused Dark Yugi to emerge, which Mokuba had hoped for as he wanted to defeat that Yugi in revenge for the Penalty Game he inflicted on his brother, Seto Kaiba
Circle of Protection: White seems rather weak against a color designed to destroy enchantments, and many blue decks can take complete control of the game before leisurely bouncing a Circle of Protection: Blue (assuming they aren't just decking you to begin with)
Added Gameciel, the Sea Turtle Kaiju (YGOGX Leaders DLC), but you can substitute any of the monster cards in Side Deck except perhaps Arcana Force 0 - The Fool
If we have a full party, instead we draw three cards