Battle Golem - used by dwarves and dark dwarves - a resistant melee hitter.
Siege Golem - a ranged version of the above - shoots cannonballs with both of its "hands".
Armor Golem - a metallic golem, used by dwarves and dark dwarves. Smaller, but even more resistant.
Crowd Pummeler - a gnomish mech - small, but sturdy.
Arcane Nullifier - alternate version of the above - immune to magic, can bestow anti-magic barriers on its allies.
Steam Armor - large mech, will be mounted by gnomes. Powerful melee attacker.
Arcane Titan - a combination of the Steam Armor and Arcane Nullifier - immune to magic, can protect two allies at once with anti-magic barriers.
Spider-tank - a mount used by the gnomes. Pacifies enemies with its machine gun.
Flying Machine - a flying mount. Has a pair of machine guns for attacking land creatures.
Gyrocopter - a flying mount - only has a single rotor unlike the flying machines. However, its machine guns can fire faster, and it can also drop bombs (strong blunt damage since no explosive physics yet).
Harvest Golem - a goblin construct - attacks with its scythe-like fingers.
Shredder - used by the goblins as mounts - its sawblade attacks are incredibly powerful.
Clockwerk Goblin - a small servant construct, used by goblins.
Sky Golem - a large construct - capable of flight with thrusters in its feet and rotors hidden in its elbows.
Fel Reaver - a massive demon construct. Can blow fel smoke to cause dizziness and coughing blood.
Infernal - a demon construct - rarely seen in the wild in evil lands. Emits heat - on death, it only drops infernal brimstone.
Abyssal - a stronger form of Infernals - its flames burn even hotter, and its clawing attacks are stronger. Drops abyssal stone.
Supreme Abyssal - a very rare, much stronger Abyssal - has a single eye and a pair of horns. Drops supreme abyssal stone.
Infernal Machine - a demonic siege contraption - can shoot bolts of fel fire, or spray a cloud of fel fire.
Fel Golem - only used by fel elves - can stab with its spiky wrist protrusions.
Infernal Lord - a cursed Pit Lord. Breathes clouds of fel fire, can enter a berserker rage.
Arcane Guardian - a Blood Elf construct. Immune to magic.
Obsidian Destroyer - used by Qiraji and Undead. Immune to magic, can drain energy from enemies, making them dizzy.
Mojo Golem - used by the Ice Trolls and Zandalari. Sturdy and has tusks - bleeds mojo if its internal vial is pierced.
Apexis Golem - used by the Arakkoa. Resistant, made out of metal - powered by the crystals on its body.
Vigilant - a Draenei construct. Its shield bashes are quite powerful.
Flesh Golem - a construct used by the Undead. Has metallic plating on some parts of its body - head also has horns. Larger than most other constructs, but can bleed to death.
Granite Golem - an elemental construct used by the High Elves - also rarely found in good deserts and temperate forests.
Immune to magic.
Anubisath - a stone construct used by the Qiraji. Large, and will equip weapons and armor.
Horusath - an empowered Anubisath. Can cast Cyclone, and empower its own strength.
Anima Golem - construct used by the Mogu. Its main crystal can "bleed" anima when damaged.
Dark Animus - an improved Anima Golem. Its mace-like hands can cause incredibly deadly injuries.
Night Golem - a servant construct of the Nightborne - can speak and perform some jobs.
Clockwork Robot - used by Iron Guardians - a small servant construct.
Iron Golem - used by Iron Guardians - a more powerful, resistant form of Battle Golems.
Iron Cannon Golem - the "Siege" form of the above - its cannonballs are even deadlier.