Not killing journos and poisoning critics, not supporting secessionists and helping himself to some extra territories would be a good start...letting gays alone would be a nice touch too.
But migrants don't feature in that list...that's one topic they have already checked (better than Germany I would add):
Russia maintains one of the world's most liberal immigration policies; anyone who works in Russia for five years and develops fluency in the Russian language can become a citizen....
en.wikipedia.org/wiki/Immigration_to_Russia
en.wikipedia.org/wiki/Illegal_immigration_to_Russia
...The large non-Slavic immigrant populations arriving in response to Putin's liberal policy have sometimes been met with xenophobia; to counter this, the Russian state has shut down various anti-immigrant group.
Tha manly man Putin is quite pro-immigration...who would have thought, huh?
PS: Crowie better hurry with his slavic empire thingy...