If you love Factorio , Frostpunk , or Surviving Mars , you owe it to yourself to play Anno 2070 . It is the rare strategy game where "being nice to the planet" is a legitimate, competitive strategy, not just a moral choice.

: Explore and settle the ocean floor using submarines to harvest rare resources.

The Ecos represent the green counterpoint. They live in sleek, glass-domed structures covered in vegetation. Their energy comes from solar, tidal, and geothermal sources. They refuse to pollute, relying instead on "Keto" (a biofuel) and advanced recycling. Eco cities are breathtakingly beautiful—verdant parks, clean energy, and fish farms. However, their production chains are slower and require massive amounts of space.