Junk Hero Base Building and Scrap Allocation Guide

To maintain long-term base survival in Junk Hero, position your resource production nodes in a central protected zone, keep outer walls upgraded ahead of enemy wave damage, and split your scrap income between base defenses and hero upgrades. Rebuilding destroyed structures costs significantly more scrap than maintaining existing walls, making base placement and proactive repairs critical for steady progression.

Base Layout Priorities

Spatial arrangement determines how efficiently you can defend scrap infrastructure during combat encounters. Placing production nodes near the perimeter leaves them vulnerable to enemy attacks, which can halt your resource income mid-wave.

Structure Type	Placement Priority	Functional Goal
Production Facilities	Central Base Zone	Secures scrap output and minimizes hero travel time for upgrades
Perimeter Walls	Outer Base Boundary	Blocks incoming enemy waves and absorbs structural damage
Buffer Zone Space	Between Walls and Hub	Protects core infrastructure if outer wall segments breach

Organize your layout around three main structural rules:

Centralized placement: Position primary scrap facilities in the center of the base layout to shorten travel routes.
Buffer spacing: Keep empty space or secondary structures between outer walls and core production nodes.
Unobstructed access: Clear direct pathways from the central hub to perimeter walls so your hero can execute rapid repairs.

Balancing Scrap Allocation

Over-investing in temporary hero offensive upgrades while neglecting base infrastructure slows down progression. A strong hero can clear individual targets, but low-level perimeter walls allow enemy swarms to breach the base during wave downtime.

Reinvest a portion of your collected scrap into base production facilities before committing to expensive high-tier weapon upgrades. Expanding your scrap generation rate creates higher overall income, which continuously funds stronger perimeter wall upgrades and essential repairs.

Combat Maintenance and Wall Repairs

Base defense requires managing structural damage during active waves rather than waiting for combat to end.

Watch wall health: Monitor perimeter segments for structural stress during incoming waves.
Target structural threats: Defeat heavy enemies focusing on wall segments before clearing smaller secondary targets.
Perform proactive repairs: Repair damaged wall segments while they are still standing, as rebuilding destroyed walls requires a higher scrap investment.
Adjust breach points: Review your base after each wave and adjust perimeter wall geometry if enemies repeatedly breach the same corner.