Mexico enters the 2026 FIFA World Cup as Group A co-host with the strongest implied probability at 52 percent, driven by home matches at Estadio Azteca and a higher FIFA ranking that positions the side ahead of South Korea, Czechia, and South Africa. The group stage opens June 11 with Mexico facing South Africa, followed by South Korea versus Czechia and additional fixtures through June 24 that determine the top two advancers. South Korea’s technical style and recent Asian qualifying form support its 20 percent market share, while Czechia’s UEFA pedigree and defensive organization underpin the 20.5 percent trader consensus. South Africa’s lower ranking and limited recent international success explain its 5.8 percent pricing. No major injuries or roster changes have altered pre-tournament expectations, leaving home advantage and overall squad depth as the primary factors reflected in current probabilities.