Reminder: do not confuse your foes with your friends. Even when they wear same flags as you.

Thrower skeletons - tier 2; light support; depending on faction and resources can throw bone objects, small stones, discs, tomahawk, grenades, javelins or darts/needles. Sometimes may plant some traps.

Hurler skeletons - tier 3; heavy support; depending on faction and resources can throw jumping skulls, large stones, barrels or balls - regular or spike. Can sometimes prepare a large bombs.

Harvester skeletons - tier 3; medium melee skeletons with increased range; can come off with single or double scythes.

Spellcaster skeletons - tier 3; spellcasting units; depending on factions and origins can cast summoning, shamanic, transmutation, enchanting, occult, cosmic, psionic or elemental spells. Can sometimes come off as a monks instead, using staffs as a melee weapons mostly.

Sniper skeletons - tier 3; skeletons that specialize in marksmanship; can come off with rifles or crossbows.

Skeleborgs - tier 3; special units; can use varieties of melee weapons, firearms and special weapons. Additional customizations and advancements are dependent on faction and resources.

Swordman skeletons - tier 3; heavy melee units; depending on faction and resources can use zweihanders or katanas. Can sometimes enchanted variants, making them become a zealots.

Halberdier skeletons - tier 3; heavy melee units with increased range; depending faction and resources can use halberds, naginatas or bardiches.

Knight skeletons - tier 3; medium melee units with increased defense; can sometimes use spells; further customizations dependent on faction and resources.

Guardian skeletons - tier 3; medium melee units with increased range and defense; depending on faction and resources can come off with tower or round shields, becoming a legionnaires or hoplites in result.

Rider skeletons - tier 4; light cavalry; depending on factions and resources they come off with blade, hatchet, spear, scythe or gun. Sometimes may use chariots instead of riding an animal skeletons or a bikes.

Artificial skeletons - tier 5; special units; depending on resources can come off crystal or gold.

Driver skeletons - tier 5; medium cavalry; depending on faction and vehicles they come off with mortar, catapult, stationary machine guns or flamethrowers. Can sometimes use vans to bring reinforcements, construction vehicle, mining vehicle, supply vehicles or anti-tanks instead.

Tank driver skeletons - tier 6; heavy cavalry; depending on faction and resources can use basic explosives, napalm or energy weapons. Can even use multi-tanks or simple use ballistas instead.