娶了公主，又有军队和人民支持，杀了前几位顺位继承人，和教廷搞好关系弄个君权神授，可以直接继承帝位，不难啊

西方这种很少的，拿破仑路线就是蛤蜊可行的路线，也就是他受肉后的路线，只不过如果他不是神之手，结局也不会差拿破仑多少。

其实差很远，库夏入侵，其他法王厅教会的国家都盯着米德兰呢，国王一死，肯定大乱。没有神力搞不定

to answer your question: yes, there were some actual people who were born as a peasant became noble in history. For instance, the Byzantine Emperor from 518 to 527 CE, was born into a peasant family. An illiterate herder, he joined the Roman army, and eventually became commander of the palace guard in Constantinople. At the Emperor's death, he managed to leverage this position into being elected as emperor.

亚瑟王？