First players to reach X total XP:

100,000,000	67 Pixels	December 20, 2019	See rest
200,000,000	67 Pixels	July 2, 2020	See rest
300,000,000	67 Pixels	April 30, 2024	See rest
400,000,000	67 Pixels	April 30, 2024	See rest
500,000,000	TBD		See rest