Considering that Russia is using WW2 vintage tanks and untrained convicts as its army now and Iran just got its nuts handed to it in Syria, that's like an 80 year old dude with one leg helping a midget with one arm go to war.
Two countries with massive economic hardships teaming up? Russia's real inflation rate is estimated in the 30% range and Iran has had to cut electricity production because of a significant shortage of natural gas.