Dreams involving familiar characters and narratives, such as Shrek and fairy tale creatures, often reflect our subconscious thoughts and emotions about societal norms, expectations, and the pursuit of truth versus deception.

In your dream, Shrek reading the "book of lies" may symbolize a dissatisfaction with false narratives or superficiality in your waking life. The complaints from the fairy tale creatures could represent a collective frustration with deceit or unfulfilled promises, indicating that you or those around you may feel disillusioned or misled.

When Shrek closes the book and opens the Lemegeton, which is associated with magical practices and the summoning of spirits, it suggests a desire for deeper understanding or a quest for power and knowledge beyond the surface. The cheering of the fairy tale creatures could signify a shift toward embracing authenticity, transformation, or empowerment.

Overall, this dream could be urging you to seek truth and authenticity in your life, encouraging you to move away from the superficial and embrace a more profound understanding of yourself and your surroundings. It may be a prompt to reflect on areas in your life where you seek greater clarity and to take action toward fulfilling those desires.