The originating mechanic (of which the MGSV:TPP design was expanded) was an integral part of the addictive and absorbing gameplay within Kojima's 'portable' iteration of the lore and franchise, Metal Gear Solid: Peace Walker (2010). Heavily based in an ultra realty (or a parallel universe), the Base harnesses several functional elements of militarised role-play, unreal persona assumption and imaginative, soldier, character development and participation.