Experience points after Reincarnation(s)

Experience points required to level is increased after your True Reincarnation (TR).

After your first TR, XP needed per rank is increased by (5 * Current level) %. After your second TR, it is increased by (10 * Current level) %.

Experience Points to Level After Two or more True Reincarnation
After two True Reincarnations, experience required is even more.