We do not have Obama judges or Trump judges, Bush judges or Clinton judges...

[VOX]

9. Ideally, yes, but many judges no longer adhere to impartiality in real life.

Like the clearly right-wing biased Judge Ellis, for starters. He was marked as such back in August of last year.
https://www.google.com/amp/s/www.washingtonpost.com/amphtml/opinions/the-extraordinary-bias-of-the-judge-in-the-manafort-trial/2018/08/16/aca48040-a16c-11e8-83d2-70203b8d7b44_story.html
The extraordinary bias of the judge in the Manafort trial
Washington Post
By Nancy Gertner
August 16, 2018
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The performance of U.S. District Court Judge T.S. Ellis III in the trial of Paul Manafort on bank fraud and tax evasion charges has been decidedly unusual.

During the trial, Ellis intervened regularly, and mainly against one side: the prosecution. The judge's interruptions occurred in the presence of the jury and on matters of substance, not courtroom conduct. He disparaged the prosecution's evidence, misstated its legal theories, even implied that prosecutors had disobeyed his orders when they had not.
<snip>