Nick,
Let me know what you think -
First two are pullups. Second set are better but if the first meet standarad they are easier.
https://www.youtube.com/watch?v=1gV8SiLSABg
https://www.youtube.com/watch?v=-HjEkQF5EgM
here are the K2E and Plate burpees. I think the K2E are fine but don't think the plate burpees are legit.
https://www.youtube.com/watch?v=cvg8i4u2N7g
https://www.youtube.com/watch?v=e_a24uIrzIE
Many thanks, Brother. Good seeing you last night.