First players to reach X total XP:

100,000,000	Kebab	January 20, 2017	See rest
200,000,000	Kebab	August 4, 2017	See rest
300,000,000	Kebab	July 4, 2018	See rest
400,000,000	Kebab	August 14, 2024	See rest
500,000,000	TBD		See rest