Reef-based underwater structure designed as an artificial fortress.
Ocean EngineeringArtificial ReefUnderwater Defense
Current best complexity is 7:
Reef Fortress can be discovered in Concepts, categorized under Ocean Engineering, Artificial Reef, Underwater Defense. Reef-based underwater structure designed as an artificial fortress.
It has been discovered by 2 boards and crafted 2 times, first appearing 2 months ago. Reef Fortress can be created from 2 recipes, and goes on to appear as an ingredient in 1 other.
Reef Fortress was first discovered by [Monochrome] 2 months ago. The lowest-complexity recipe (7) is held by secret.
Related concepts worth exploring include Oceanic Ring, Space Island, Solar Reef, Ceramic Reef, Jupiter Atoll, Asphalt Reef, and 6 more.