A good start, the gold skulls look nice, but try not to use gloss varnish, but use matte sealer instead. Second, try to avoid using flash while photographing minis. Third, try to avoid the 'basecoated and dipped in woodstain' look by drybrushing the next coolor up, especially on the yellow. Yellow should actually be highlighted AT MOST to a bone color
Hay lugares donde no hay casi sombras ni iluminacion (arma derecha) y las iluminaciones sobre el goblin no parecen muy logradas, intenta iluminar las transiciones con amarillo en vez de con blanco