Your primary damage dealer. This turret fires explosive charges that deal fire damage in a large radius. It scales with your Focus and Character Level , not your weapon. Two Gun Bots can overlap their AoE to melt entire screens of trash mobs. Always have two active (you unlock a second at tier 2).
The build's offensive power comes from four primary mechanical units: torchlight 2 best engineer summoner build
This is your primary active skill. Unlike traditional summons, Spider Mines are spammable, heat-seeking projectiles. At higher tiers, they have a chance to summon a larger "Fat Boy" mine, dealing massive AoE damage. They allow you to deal damage from behind corners without ever exposing yourself to line-of-sight attacks. The Heavies (Gun Bot & Sledgebot): Your primary damage dealer
: Essential for every Engineer. It provides constant HP and Mana regeneration, plus an armor buff. Two Gun Bots can overlap their AoE to