The man in the video is quoting Russian KIA estimates for Ukrainian soldiers. US estimates are 100 KIA daily, with 100 - 300 WIA. No estimate on captured.

Also, the Ukrainian KIA rate was lower and the Russian KIA rate higher when the war first started, but Ukraine's rate has grown rapidly over the past few weeks. So it's a mistake to use the calculation of 500 or 1,000 per day since the beginning of the war. Kyiv's official statement of total KIA since the war began is 10,000. So the average would be approximately 100 KIA per day since February 24th.

Allowing for propaganda on both sides, with the Russians highballing KIA rates and US/Ukraine lowballing KIA rates, I would say that a figure of approximately 50% of the stats quoted in the video is probably more accurate.

As for his claim that Lithuania has cut off rail access between Russia and Kaliningrad, that is a huge exaggeration. Lithuania has stated that it will ban the transit of materials covered by EU sanctions against Russia, which is not a blanket ban as implied by the man in the video. Now, this is still a situation that Russia is not going to like, since the ban covers coal and construction material. But it's not as bad as he makes it out to be. Roughly about half the goods transported between Russia and Kaliningrad are still allowed transit.

The man in the video quite obviously hates the Biden administration with a passion, so while it may or may not be true that he is receiving no monetary compensation from his YouTube channel, he still has a clear political agenda which must be taken into account when analyzing his statements.

I'd rate the accuracy of his statements as questionable and his bias as moderate-right. I could post further analysis of his statements, but I think I've made my point.