Released as a direct sequel to the beloved GameCube classic, Tales of Symphonia: Dawn of the New World (known in Japan as Knight of Ratatoskr ) follows Emil Castagnier and Marta Lualdi on a quest to restore the world's mana balance. While it introduced a new monster-catching mechanic similar to Pokémon, it also brought back the original cast, albeit in supporting roles.

version is a community modification designed for players who prefer the original Japanese voice acting over the English dub.

A key plot point involves Emil’s alter-ego, "Ratatosk Mode." The shift in personality is accompanied by a shift in voice. The contrast between Shimono’s soft-spoken Emil and his aggressive Ratatosk is widely considered sharper and more distinct in the Japanese audio, enhancing the storytelling impact of the Jekyll-and-Hyde mechanic.

The protagonist, Emil Castagnier, undergoes a significant personality shift throughout the game due to his "Ratatosk" mode.