In Rick Riordan's "The Son of Neptune," a character exclaims, "Stop!" to those around him, clearly expressing frustration or urgency. This moment underscores the seriousness of the situation, emphasizing an unexpected rule within their setting. The reference to "multigrain fighting" adds a humorous twist, suggesting that even in dire scenarios, there are absurd restrictions that must be respected.

This quote encapsulates the blend of tension and humor characteristic of Riordan's writing. The call to avoid "multigrain fighting" indicates an unconventional battle style, illustrating how the narrative approaches conflict with both levity and seriousness, making it relatable and entertaining for readers.