mariosg123 is a legacy player of the Mega Man RPG Prototype with a current battle point total of 3,047,750 and a zenny total of 48,861. mariosg123 created his account on October 29th, 2014 and has since completed 3 player campaigns, unlocked 31 robot masters, learned 66 special abilities, found 35 different inventory items, and collected 9 elemental stars. mariosg123's top five most-used robot masters are Dive Man, Dust Man, Ring Man, Pharaoh Man, and Skull Man.

Prior to the battle point reboot of 2016, mariosg123 had amassed a grand total of 8,216,308 battle points and reached 228th place.

Prior to the battle point reboot of 2019, mariosg123 had amassed a grand total of 7,776,791 battle points and reached 380th place.