I'd explain it all to you, but a demonstration would be more useful.
Masters of mechanical mayhem, engineers love to tinker with explosives, elixirs, and all manner of hazardous gadgets. They can take control of an area by placing turrets, support their allies with alchemic weaponry, or lay waste to foes with a wide array of mines, bombs, and grenades.
Engineer is a Adventurer, and he wears medium armor. Engineer can use only one weapon set in combat.
|Hammer Rifle Shortbow
|In the main hand:
|Mace Pistol Sword
|In the off hand: