After producing ore, the mine To 50 % chances of becoming an abundant mine. This type of mine confers 3 of ore per rank.

Kobolds located on squares of the mine only disappear after using the mana power-up. The amount of ore received depends on their smelting rank: 1, 4, 9, 16, 25, 36 and 49respectively. The mana power-up only moves mines containing no Kobolds.

When you receive ore, a Kobold of smelting rank 1 To 40% chances of appearing on a random square.

As a Kobold's fusion rank increases, it has 40% chance to increase the fusion rank of a random Kobold of the lowest fusion rank in the field.

When a Kobold is merged or absorbed, it throws a pickaxe at the first monster in its path. All monsters in the area where the pickaxe lands suffer 30% additional critical damage. This effect is not cumulative.

Critical damage inflicted by all units on the ground increases by 2% for each fusion rank of the Kobold having reached the maximum fusion rank. Only 1 Kobold can confer this bonus.

Once the maximum quantity of ore has been reached, the 1 mine turns into diamond mine. After harvesting the ore in the diamond mine, the critical damage chance of all units in the field increases by 2% for 30 s.