If the wave is big enough, this could be one that becomes competitive. Republicans believe it's winnable if there are swings like the ones seen in Virginia and New Jersey in 2021. Generally, they say Colorado is a difficult state for them largely because of the state's highly educated population, which has made Trump unpopular, even among many Republicans
If we can keep your people from cheating and/or shutting everything down in a Covid panic (which will really be a midterm panic) then we will take both the House and Senate, plus everything from Dog Catcher to local school boards and up and down the ballots.