By the efforts of Prince Yuri Vsevolodovich, Rus was united into a single kingdom and gained unprecedented might. But this frightened all their neighbors—both the “enlightened” Europe and the “barbaric” Asia. Christian rulers of the West began preparing the Sixth Crusade against Moscow, while the empire of the Chingizids sent a huge horde led by its best commanders, Subedei and Jebe. And now the new Russian power must prove its right to exist by holding out under a simultaneous blow from two sides. Exactly for this kind of development King Yuri was preparing his army, equipped with cannons and rocket artillery systems. But will Russian will be enough to win against an enemy ten times stronger?