Mym, an Indian prince, defies his father's plans for an arranged marriage, instead joining a travelling circus.
His ultimate goal was to use his position to ameliorate some of the suffering being caused by war on Earth, and is surprised by Satan's encouragement.
Mym stepped into the office at a time when global violence was just being recommenced, and thus became an opportunity for Satan to manipulate a naïve Mars.
Mym eventually led a revolution of the lost souls and secured an escape route, employing lessons from Miyamoto Musashi's famous treatise, The Book of Five Rings, to defeat Satan in a one-on-one battle.
However, during his absence, Satan has manipulated the geopolitical situation such that international tensions everywhere are at an all-time high, and the world is on the brink of apocalypse.
This results in virtually every government everywhere adopting martial law, as normal democratic process is eminently non-viable.
Mym realises Satan's underlying objective, and forces a confrontation on terms unfavourable to Satan—he travels to the Doomsday Clock, a signifier of how close the world is at any given time to Armageddon, and there employs the powers specific to his office to escalate world violence and bring War to ultimate fruition—Judgement Day.
The crux is this: that Satan is not yet ready for the Final Judgment to happen, as the current balance of souls on Earth is favourable to God—i.e.
Its true power, however, is to amplify conflict, and make people naturally inclined to follow War, facilitating his ability to stir up battle wherever he so chooses.
Dave Langford reviewed Wielding a Red Sword for White Dwarf #93, and stated that "What dissatisfies is the introduction of tantalizing conflicts which aren't developed.