Every World Cup has a hidden story, namely the tactical chess match that decides who lifts the trophy. For 2026, that story begins not with a player, but with the weather and the map. This is the first 48-team World Cup, played in the North American summer across the Dallas heat, Houston humidity, and the thin air of Mexico City's Estadio Azteca, sitting more than 2,200 metres above sea level. In This article, let’s look at the conditions at this World Cup, and how they may affect the tactics and subsequently the end result of the tournament. 1. Why pressing may break down For a decade, the elite game has been built on the high press, which means winning the ball high up the pitch and suffocating opponents. But you cannot press for 90 minutes in 35-degree heat at altitude. The lungs simply will not allow it. Expect to see teams press in short, sharp bursts, like five-minute storms rather than constant pressure, and then drop into a compact mid-block to recover. The sides that manage their energy intelligently, pressing only at the right triggers, will outlast those who chase blindly. This is why I keep coming back to Spain. As reigning European champions, they do not need to run after the ball because they keep it. Their positional play, with full-backs stepping inside into midfield to control second balls, lets them dictate tempo and conserve energy. Spain’s main worry is the hamstring injury to young star Lamine Yamal, the player neutrals most wanted to watch. 2. The transition specialists The flip side of a tired presser is space in behind. This is where the counter-attacking teams become lethal. France, with their pace and squad depth, are built exactly for this, so they win the ball, play three passes, and score. Brazil and Colombia carry the same threat, and you could say the same to African sides here too: Morocco showed in 2022 that a disciplined low block plus rapid transitions can take you to a semi-final. In an exhausting tournament, rest defence, meaning the players who stay back to stop counters while others attack, becomes the most underrated job on the pitch. 3. Midfield is still the kingdom Whatever the heat does, the teams who control central midfield will control the games. Spain's midfield depth, Portugal's Vitinha and João Neves feeding Bruno Fernandes, and England's options are all the engine rooms. And because international teams have far less training time than clubs, set pieces will be simpler but decisive. Expect well-drilled, high-value corner and free-kick routines rather than elaborate club patterns. My verdict Spain and France are the favourites, with England, Argentina and Portugal close behind, and a wounded Brazil can be dangerous on their day. But in a tournament this long, this hot, and this unforgiving, the winner will not be the team with the best eleven players. It will be the team that adapts its shape match to match, manages its energy, and stays calm when its plan A stops working. Football is a thinking game. In 2026, it will also be a survival game. Enjoy the chess. Chris Emmanuel Kayoshe is a football fan and Key Accounts Manager at Mobile Money Rwanda.