No King, No Title, Leading the Way with My Self-Appointed King

[Self-interest + Killing + Sinister + Lord Struggle + Revenge] Ivan, the illegitimate son of Count Ross from Leto Castle in the northern region of the Jinsha Empire, was destined to a humble status in his future life from the moment he was born. Not only did he miss out on family property and title, he was also bullied by his legitimate sons for a long time, and his mother was forced to death by his legitimate eldest brother. In this family full of discrimination and injustice, Ivan's heart is full of hatred for the Yelan family, and he longs to destroy this family one day. Excluded by the family's eldest son, Matt, Ivan was eventually forced to join the Imperial Expeditionary Corps with the family's troops. However, this war became a turning point in Ivan's fate. During the war, Ivan's imperial army suffered a disastrous defeat, and his father unfortunately died on the battlefield, which gave him the opportunity to take over the family army. And the era that belongs to Ivan has begun. He is going to take away everything that originally belonged to his elder brother...