Hole of Steel

The Hole of Steel is a cave in Pikmin: Planetary Evolution. It is the third cave in Technical Zone that contains five sublevels, consists of a metallic layout, and where many residing mechanical enemies are found.

Sublevel 1

 * Enemies
 * Gatling Groink
 * Biowog

Sublevel 2

 * Enemies
 * Gatling Groink
 * Biowog

Sublevel 3

 * Enemies
 * Man-at-Legs
 * Greater Spotted Jellyfloat

Sublevel 4

 * Enemies
 * Gatling Groink

Sublevel 5

 * Enemies
 * Iron Groink Boss

This sublevel is where the boss, an Iron Groink, resides. Once defeated, a note detailing the location of a treasure in one of the Technical Zone's caves is found.