👉 A bond slave is a fictional character from the video game "Super Mario Bros." who appears as an NPC in the Nintendo 3DS version of the game. Bond Slaves are a group of villains that have been created by Dr. Mario, a scientist who created the Super Nintendo Entertainment System (SNES) and the Mega Drive/Genesis (MDG) systems. Bond Slaves were originally created as part of the SNES release of "Super Mario Bros." in 1985