It's fair to call people who white-wash authoritarianism, genocide and roleplay as communists tankies.
This is not a matter of different opinions. They openly support the russian invasion, the atrocities of the russian occupation and reject Ukrainian identity and self-determination.
It's the literal definition of the word.
Oligarchs are going to do oligarch things.
Doesn't matter if it's Macedonia, Botswana or the US.