Room Types

Map every corner of the Hadal Blacksite. From standard rooms to secret rare rooms.

The Hadal Blacksite is procedurally generated — no two runs have the same room layout. However, room types are consistent. Learn each type to navigate efficiently and survive.

Standard Rooms

Common

Regular rooms you will pass through. Each has random entity spawns, loot, and documents. No two runs are the same.

Key Tips

›Always check for valves before crossing steam pipes
›Listen before opening doors
›Documents often contain facility lore

Heavy Containment

Rare

High-security areas with more valuable loot and higher entity density. Valve puzzles are common. Proceed with extreme caution.

Key Tips

›Valves control steam — find them to create safe paths
›Entities here are more aggressive
›Worth the risk for rare item drops

Server Farms

Uncommon

Large rooms filled with servers and computer equipment. Good for collecting data and finding tech-related items.

Key Tips

›Tech items spawn more frequently here
›Dark corners — keep flashlight ready
›May contain rare computer terminals

Flesh Mines

Rare

Organic, biological sections of the facility. Visceral, disturbing environments. Home to The Flesh entity.

Key Tips

›Move slowly — The Flesh is attracted to fast movement
›Look for biohazard valves to block organic growths
›Rare organic item drops

Rare Rooms

50+ Variants

Special randomly generated rooms with unique environments, lore items, and Easter eggs. Over 50 documented variants.

Key Tips

›Watch for subtle environmental clues
›Glowing symbols on walls may contain codes
›Some lead to bonus endings

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