The Lord of the Rings: War in the North that co-operation amongst traditionally antagonistic races is such a major theme in the novels, they wanted to replicate it in the game. Having experimented with two, three and four-player co-op, they ultimately decided to go with three-player, thus mirroring the classic triptych in the novels; Man (Aragorn), Elf (Legolas) and Dwarf (Gimli). Lead designer Andre Maguire explained that "how" players experienced co-op mode was equally as important as them simply playing it; However, according to Tomandl, the focus on co-op gameplay did not mean single-player mode was neglected; "War in the North" is the first "Lord of the Rings" game
The Lord of the Rings: War in the North keep equipment, money, updated stats and unlocked skills from all previous playthroughs. The game is presented against the background of the history of the One Ring. At the dawn of the Second Age, after the defeat of the Dark Lord, Morgoth, the elves of Eregion forged the nineteen Rings of Power to help themselves, the dwarves and men rule Middle-earth. However, the elves were unaware that Sauron, Morgoth's closest ally, had survived his master's defeat, and in the guise of Annatar had been the one who taught the Elven-smiths, led by Celebrimbor, how to forge the Rings, whilst, in secret,