Just Another Mine War in Heroes 4

Just Another Mine War

Size
152
Players
6
Victory condition
Control all four of your enemy's vital mines.
Loss condition
Lose control of all four of your vital mines.

The lucrative trade agreement between the twin cities of this coastal land has crumbled. Now the rulers of two island nations, along with their allies, vie for control of each other's precious crystal and sulfur mines. Which kingdom will emerge the victor?