First skill: Kromm's StrikeSapper hits him hammer at the ground, near of the enemy. Enemy gets stunned for few seconds.
Nice combo working with zerker or icewitch makes now sapper even more dangerous enemy than before.
CP cost: 15
Second skill: Short CircuitSapper throws mine which deactivates the enemy buildings, including anti-gravity and mines and traps. All allies are free to stay close to the enemy to build up the dwarves, no damage to them will not be applied. Turret and mortar will not be able to shoot, but the mortar will be able to go out of range of the mines.
CP cost: 20