In particular, the defensive midfield role performed by Real Madrid's Casemiro is essential, providing a link between defence and midfield and a shield to the back four.
Under new coach Tite and with the strong leadership of Thiago Silva and Mr Charismatic, they have developed into a cohesive, creative unit.
Brazil is in Group E alongside Keylor Navas's Costa Rica, Switzerland and Serbia.
Brazil are back! And boy can they play.
From baffling his companions on the streets of Brazil to leaving audiences awestruck in packed stadiums, Neymar Da Silva Santos Junior has been busy establishing himself as one of football's all-time greats. Their first choice right-back Dani Alves has been ruled out of the tournament with Danilo expected to start in his position.
The individual talent is there as always but the team are better balanced.
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Brazil weren't the same side without him and they suffered a 7-1 drubbing at the hands of Germany in the semifinals.
If Tite maintains the more attacking formation, the Manchester City man will have to mind the spaces created up front but he did slot into the team more easily than perhaps even Tite might have imagined.
Allison is Brazil's keeper for the tournament barring an injury or uncharacteristically poor play. He was signed by PSG for a whopping 222 million Euros. The Bayern Munich legend played in the 1966 final, and then famously played with his arm in a sling during West Germany's defeat against Italy in the 1970 semi-final, the "Game of the Century". With goalkeepers such as Manuel Neuer and Marc-Andre Ter Stegen, central defenders and central midfielders of the quality of Matt Hummels, Jerome Boateng, Shkodran Mustafi, Sami Khedira and Toni Kroos, this German team, like so many before it, will be very hard to break down. One young fan invaded the pitch to try to get closer to the players, taking a selfie with midfielder Casemiro before being escorted out.
Neymar made his senior national team debut in 2010 and was part of the Brazilian squad which lost in the quarterfinals of the 2011 Copa America. With how the draw worked out, Germany and Brazil could potentially meet for a rematch, either in the first match of the knockout round, or the final. However, he was a different player in Vienna and managed to score his 10th goal in 17 games for Brazil.
However, the South American giants have come a long way since then, winning the Rio Olympics gold and becoming the first team (apart from the hosts) to qualify for the Finals in Russian Federation. After three unsuccessful attempts, Brazil are primed for the big stage as their current stars look to emulate past champions.