Custom Emperor's Champion

This is the EC I entered into the Crusade Expansion and ETL challenges. The body and legs are Forge World Mk III (I think) pieces, the head is from a Grey Knights terminator. The bolt pistol is from the standard assault marines set while the left arm is from a space marine power sword arm, the backpack is also a standard space marine one. The laurel wreath on the head is from the terminators box set and the tabard was my first attempt at green-stuff. The right arm is the most complicated piece. I took the hand from the assault marine power sword, the arm from the power axe and the sword is from an empire general from WHFB. The shoulder pads are both from the space marine commander set...