The tie is being billed as a showdown of tactical philosophies: Bayern's precision versus Atalanta's relentless pressure.
Bayern enter the fixture in scorching form, boasting a lethal attacking unit and having dominated the Bundesliga this season. With their sights firmly set on Budapest, the Bavarians are now serious contenders for the Champions League title, but this tie marks their first real test on the road.
Atalanta, who famously knocked out Borussia Dortmund in the playoffs, have earned a reputation for dismantling German giants.
The Italians rely on an intense man-marking system and will enjoy home-field advantage at the New Balance Arena, which could prove decisive in curbing Bayern's attacking threat.
"Things will now be more difficult compared to the league phase, because it's now the best teams that remain," Diaz said (as captured by X account @iMiaSanMia).
"Every team in the Round of 16 deserves to be there. Atalanta is a great club - it'll be a tough job for us. Having home advantage in the second leg is very important.
"You can analyze what happened in the first leg and then focus on those details for the second leg at home with our fans behind us."
Atalanta coach Raffaele Palladino has said Tuesday's Champions League last‑16 tie against Bayern Munich promises to be a "magical night" and insists his team will fight hard despite a difficult injury list.
Vincent Kompany has remained cautious over Harry Kane's fitness ahead of Bayern Munich's crucial UEFA Champions League Round of 16 clash against Atalanta on Tuesday night, insisting a final decision will be made on matchday morning.
Manchester City face uncertainty over Erling Haaland's availability as they prepare for their Champions League Round of 16 first-leg clash against Real Madrid on Wednesday at the Santiago Bernabeu Stadium.
Eddie Howe has labelled Newcastle's Champions League round-of-16 tie against Barcelona on Tuesday as the "biggest game in the club's history".
