@Override
 public void doRenderLiving(
     EntityLiving entityLiving, double par2, double par4, double par6, float par8, float par9) {
   if (master != null) master.doRenderLiving(entityLiving, par2, par4, par6, par8, par9);
   else super.doRenderLiving(entityLiving, par2, par4, par6, par8, par9);
 }