If Joe did not know and authorize them, then yes. The use of the auto-pen involves a detailed process and multiple people. So, if Joe did not know, did not authorize them and/or the process was not followed then we have our answer. And, these are not valid pardons...they are crimes, Crimes carry penaltiess Maybe someday we will have the balls to follow the laws.
@MelaniaTrumpo Yes. If we were actually serious about wanting to stop this senseless killing it is very straightforward. If you intentionally take the life of another person. You are put to death, No appeals. No life sentences. That's it.