Help with Last Part of Sentence

This is the 1st part of my sentence: "I like getting the better of a persnickety heartless customer service manager …"

After which I'd like to say something along these lines:

1. —which Chris Spiegel could very well be

2. —which Chris Spiegel very well could be

3. —which Chris Spiegel may very well be

4. —which Chris Spiegel very well may be

5. —which Chris Spiegel might very well be

6. —which Chris Spiegel very well might be

7. Something I haven't yet thought of

Thank you. —Samir