Playing as any faction, complete the main campaign by instantly declaring war on newly-encountered factions and without negotiating peace at any point.
Playing as any faction, win the game having declared war on every faction in the turn you encountered them, as well as never negotiating a peace treaty.
Playing as any faction, complete the main campaign, with the difference between the influence of the faction leader and the current lowest influence of any other character being never greater than 4 points.