After last season's enthralling round of 16 encounters, saying that 'Juventus vs Atletico Madrid will 100% definitely be the best game of matchday one', was, well, pretty fair enough.
So thankfully - dire first half aside - the game didn't disappoint.
The most 'must-watch' game of matchday one was (shock horror) must-watch.
It was a game that had everything. Wonder goals, comebacks, a Diego Costa booking for dissent. Everything.
And here's 90min's breakdown of it.
Pretty obvious one: the comeback.
It was the sort of never-say-die performance that we've come to expect from Diego Simeone and the teams he has managed over the years, but it was perhaps even more impressive than usual.