Make things for warfare.
Mods introducing new content into the game.
New ways to deal with enemies, be it attack or defense.
Armors or armor equipment.
The research for laser robot displays this:
Unknown key: "technology-name.combat-robotics" 4
I'm on Factorio 1.1.x experimental Not using the full mod pack, just warfare, power and mining, I think.
that makes sense, they renamed all the combat robotics stuff to just the name of the robot it unlocks.
I'll need to fix this.