If one side is over-populated, the other two sides usually gang up on that alliance,' the post reads. 'Three-sided battles actually allow for more player balancing options than systematic options. One of they ways they are doing this, is by implementing alliance population caps per campaign to make sure one alliance doesn't fill up a campaign entirely.
Speaking in a fan Q&A, Zenimax said the factions will be fighting it out in large-scale battles over the game world, the developers have made sure everything will balance things out.
In The Elder Scrolls Online, players will have to choose between one of three factions to be members of, and according to Zenimax Online, the player's faction decision will have far-reaching benefits and consequences in the MMO.