Book of Moon

Book of Moon was first released in the 2002 set Pharaoh's Servant, quickly establishing itself as a fundamental piece of utility in the Yu-Gi-Oh! Trading Card Game. By the time it appeared in the Ultimate Tournament Pack 2 in 2005, it had become a staple of competitive play. The card's ability to flip any monster face-down provided a versatile defensive and tactical option, allowing players to disrupt opponent combos, reset flip effects, or bypass powerful defensive stats.

The design of the card reflects the aesthetic of the early game's spell cards, featuring the iconic mystical tome illustration that has remained consistent across its many reprints. As a common rarity card in the Ultimate Tournament Pack, this specific printing was distributed primarily as a reward for players participating in official sanctioned tournaments. Its prevalence in these packs helped ensure that all players, regardless of their budget, could access one of the most mechanically significant cards in the game's history.