Shadow Skull is a legacy player of the Mega Man RPG Prototype with a current battle point total of 3,101,200 and a zenny total of 1,255,762. Shadow Skull created their account on September 8th, 2018 and has since completed 3 player campaigns, unlocked 32 robot masters, learned 57 special abilities, found 39 different inventory items, and collected 39 elemental stars. Shadow Skull's favourite robot masters are Bass, Skull Man, and Wood Man and their top five most-used robot masters are Bass, Mega Man, Skull Man, Proto Man, and Disco.

Prior to the battle point reboot of 2019, Shadow Skull had amassed a grand total of 6,813,864 battle points and reached 400th place.