First players to reach X total XP:

100,000,000	Mosaq	March 31, 2017	See rest
200,000,000	Mosaq	October 16, 2017	See rest
300,000,000	Mosaq	April 21, 2018	See rest
400,000,000	Mosaq	September 28, 2018	See rest
500,000,000	TBD		See rest