Warg

"Fast and vicious wolves with corrupted crystals in their hides. If you see one, make sure to build some cannons; chance are the rest of the pack is not far behind"
 * Unarmored
 * Usually encountered in packs
 * Counter with Cannon Towers

- General Highcrest

Warg are faster than many other enemies and usually found in pack, however they health are still on the low side