What exactly do you think these videos are meant to showcase?
He’s still extensively depending on ranged attacks. He seems to decide at random to stick to melee; in fact it seems like he’s deciding to fight melee classes in melee, which is just a bizarre choice. In every one of those situations he struggles and mostly depends on the opponent being a keyboard turner that literally can’t keep up with him jumping around them, and even then he often just loses anyway.
This is not “play melee to play Survival to the fullest”. This is “play melee to deliberately handicap yourself as a challenge”.