The Factorio 'God Factory' was one of this year's greatest gaming feats: 'Most players will never find themselves hitting the limits of the game. We are.'

Factorio base screenshot with photo of Oppenheimer actor Cillian Murphy in front.

Factorio is known among the more technical segment of its player base as one of the most, if not the most, well-optimized pieces of software in videogames. Yet its optimization-obsessed fans manage to push the limits of the factory-builder's simulation anyway... and then use mods surpass them.