![](https://cdn.palobby.com/server-mods/Legion-Expansion-Combined-1.30.0/pa/units/sea/l_sea_mine/l_sea_mine_icon_buildbar.png)
![](https://cdn.palobby.com/server-mods/Legion-Expansion-Combined-1.30.0/ui/main/atlas/icon_atlas/img/strategic_icons/icon_si_l_sea_mine.png)
Sea Urchin
Sea Mine - High damage. Invisible to most units.- HP: 5
- Build cost: 80 metal
- Maximum range: 10
- Build locations: water surface
Overview
Blueprint![](https://cdn.palobby.com/server-mods/Legion-Expansion-Combined-1.25.0/pa/units/land/l_energy_plant/l_energy_plant_icon_buildbar.png)
![](https://cdn.palobby.com/server-mods/Legion-Expansion-Combined-1.25.0/ui/main/atlas/icon_atlas/img/strategic_icons/icon_si_l_energy_plant.png)
Power Catalyst
Basic Economy - Generates power.- HP: 1000
- Build cost: 400 metal
- Build locations: land, water surface
Overview
Blueprint- No underwater vision
- Radar radius: 10
- Sonar radius: 10
Recon
- Vision radius: 100
- Underwater vision radius: 100
Recon
Economy
- Energy production: 600 / s
Economy
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T2
Remora 0:00.9