What's disingenuous about it? Were those not crimes that Democrats have investigated and called for impeachment over for the last 3 years? Why is not a single one of them among the articles?
Perhaps he did not allow anyone to testify or turn over a single document because it has been a non-stop railroading since day 1, and they present anything they can to fit a blatant one-sided narrative? Fight it through the judicial if you like, that's why the 3rd branch exists. If Trump ignored it after the Judicial ruled on it, then impeach him. Otherwise you're blatantly circumventing the law.