Hell hath fury and God has wrath. Together they mess up Russia bad.

He can dish out the terror, but he can't take the only hope the Ukrainians had, grinding attrition war or this option. What is assumed also is Ukraine is in their element, as far as fighting tactics. I think they will do very well.

They were all around me, plus that female was hot!

So, being a time traveler could make you the loneliest person ever, so think it over.

If time travel does happen that could be scary stuff. I mean you might be acting outside the house of reality, and being an outsider when you exit from this normal timeline.