First players to reach X total XP:

100,000,000	Liquir	July 17, 2016	See rest
200,000,000	Liquir	October 24, 2017	See rest
300,000,000	Liquir	October 26, 2018	See rest
400,000,000	Liquir	May 14, 2019	See rest
500,000,000	TBD		See rest