Light Yagami's actions as Kira symbolize his desire for power, control, and justice. By taking on the role of Kira, Light believes he is the one who can rid the world of criminals and create a utopia where he reigns as a god-like figure. His actions also reflect the theme of the corrupting influence of power and the moral ambiguity of seeking justice through unlawful means. Additionally, Light's actions as Kira highlight the consequences of hubris and the dangers of playing with life and death.
