Got personal laser defence just in time. Playing vanilla Deathworld but all biter sliders turned up to one tick below maximum. I can't believe I am still alive on this hell planet. :
Laser turret - Factorio Wiki
Steam Community :: Guide :: Defence Strategy and Designs
www.SimCitycoon.com - simcitycoon.com
Laser turrets without spending drain energy - Factorio Forums
Factorio Prints: Welcome To Factorio Laser Defense
When the personal laser "defense" kicks in: : r/factorio
Factorio personal laser defense system in a tank. - YouTube
Factorio (Video Game) - TV Tropes
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Advanced Personal Defense - Factorio Mods
Personal laser defense (research) - Factorio Wiki
Steam Community :: Guide :: Defence Strategy and Designs