City & HQ · Subsection
Research Center
Welcome to the brains of the operation, Chief. This is where your department gets faster, richer, tougher, and a whole lot harder to mess with. Choose a research branch below to explore the full tech tree, see what each upgrade unlocks, check its costs, and figure out where your resources are actually worth spending.
Research Strategy & Priorities
The trees above tell you what exists and what it costs. This half answers the harder question: what should you actually do with all of it? Tap a card — everything stays right here, and every research mentioned jumps you back into the tree.
Help Me Choose
Tell us what hurts. We'll point you toward the research.
What do you need most?