This is Moria Goblins army, painted by Bartłomiej Cichy and featured by Sarmatia Painting Studio. Commanded by Goblin King Groblog, reinforced by the dreaded Dweller in The Dark. The army also sports several regiments of Goblins (57 goblins on foot altogether) as well as Warg Marauders for fast attack and a Troll for heavy aid in combat.
Material: Plastic, metal, resin (Finecast). Miniatures painted with acrylic paints, true metallics.