Answer: If you're stuck on a boss in Boss Lab, first work out how you lose: timeout, core destruction, or a key module breaking. Then fix one cause at a time. Campaign bosses must be knocked out within 30 seconds, so surviving longer only helps if the build can also finish the fight ( Google Play ).

Disclosure: I'm part of Boss Lab Studio, the independent team behind Boss Lab, an Android robot-building auto-battler with a 100-boss campaign. Art and audio are AI-assisted; design, code and balancing are by the team. Android-only, free to play with in-app purchases, needs an internet connection.

This is a condensed rewrite of our original stuck on a boss guide .

Symptom to check

What you saw What to inspect

Never reached the target Mobility, range and pursuit

Weapons paused Facing, energy and heat

Damage went nowhere The enemy's defense (Shield or Reflector)

Core fell during a warning Your response to Rage

Timeout Effective damage: contact time, turning, downtime

A timeout doesn't always mean you need…