GreyRabbit is a legacy player of the Mega Man RPG Prototype with a current battle point total of 1,696,050 and a zenny total of 2,996. GreyRabbit created his account on May 15th, 2014 and has since unlocked 28 robot masters, learned 66 special abilities, found 27 different inventory items, and collected 22 elemental stars. GreyRabbit's top five most-used robot masters are Roll, Mega Man, Time Man, Cut Man, and Guts Man.

Prior to the battle point reboot of 2016, GreyRabbit had amassed a grand total of 445,212 battle points and reached 491st place.

Prior to the battle point reboot of 2019, GreyRabbit had amassed a grand total of 879,898 battle points and reached 694th place.