Here you can see :
1) sculptures of Huitzilopochtli and Camaxtli, gods of war, piercing there ears with knife. This bucket of stone is actualy supposed to receive blood from human sacrifices.
2) This is a piece of Teotihuacan polychrom pyramid dedicated to Qetzacoatl, feathered snake deity.
3) Aztec skull sculpture associated to Sun Worshiping,
4) Little Toltec mud figure,
5)Toltec mask symbolizing life and death duality