What is the opinion of Reddit about the
Audio-Technica ATH-M50xBB Limited Edition Professional Studio Monitor Headphones, Blue?

Yeah my friend (on discord)
Bought the exact on you have and he found out there were better one that sounded better here is the Amazon link
https://www.amazon.com/Audio-Technica-ATH-M50xBT-Wireless-Bluetooth-Headphones/dp/B071236L4G/ref=mp_s_a_1_3?dchild=1&keywords=Audio-Technica%2BATH-WS99BT&qid=1625625069&sr=8-3&th=1&psc=1#aw-udpv3-customer-reviews_feature_div

Probably the Audio-Technica ATH-M50xBB. They say limited edition so Tim is probably wearing them as an ad while they’re for sale since he’s sponsored by A-T.
https://www.amazon.com/dp/B071236L4G/
In case you were looking to buy that LEGO.