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Shield Wall

Shield Wall, a Firnreach building, standing alone on packed snow in daylight.

Building · Defense

Shield Wall

Plates under a white-light shield that regrows over time. Requires power: the shield only stands while the wall holds power - unpowered, the field drops and enemies walk through the gap. Build plenty, with a generator or battery in reach.

Category Defense
Main crystal Obsidian (builds walls and pays for upgrades.)
Build cost 25 Obsidian
Upgrades give +HP, +Shield, +Shield Recharge

The cost on level 1 is the build cost; on later levels it is the cost to upgrade to that level. Your Base’s level caps how far every other building can be upgraded.

Level HP Shield Shield regen /s Power store Power use Cost
1 500 300 10 100 20 25 Obsidian
2 1000 500 20 150 25 75 Obsidian
3 2000 1000 40 200 30 150 Obsidian
4 4000 2000 80 300 40 250 Obsidian
5 8000 4000 200 400 50 400 Obsidian
6 16000 8000 20 600 70 600 Obsidian
7 32000 16000 40 800 90 900 Obsidian
8 64000 32000 80 1000 120 1500 Obsidian