Both Haiti and Curaçao have discrete binary markets on Polymarket asking whether each Caribbean nation will win the 2026 FIFA World Cup. At 0% implied probability on both, traders have assigned essentially zero chance to either outcome. These markets reflect not just the historical weakness of these nations in international football, but also the massive structural barriers both face: extremely limited domestic professional infrastructure, small population bases, minimal UEFA or CONMEBOL pathway advantages, and historically low qualification rates. Understanding these two markets together illuminates how traders evaluate long-shot scenarios in sports prediction markets. Both markets priced at 0% YES probability indicate remarkably uniform trader conviction across both Caribbean nations: neither has accumulated enough belief to merit even the market's smallest unit of probability. In traditional sports odds, both would exceed 100,000:1, if available at all. The identical pricing suggests traders view Haiti and Curaçao as functionally equivalent in their World Cup chances—not because they are evenly matched, but because both fall so far below the threshold of realistic qualification that granular differentiation becomes meaningless. That said, the presence of these markets at 0% rather than market deletion indicates that some traders still see micro-scenarios where an upset unfolds: surprise qualifiers emerge from weaker regional groups, tournament upsets happen, or dark-horse rosters coalesce unexpectedly. Haiti and Curaçao's World Cup outcomes are weakly correlated. Both nations compete in CONCACAF (the North American and Caribbean confederation), so they inhabit the same qualification zone and may occasionally face each other in qualifying matches. However, their actual World Cup success would depend on entirely independent paths—both would need to navigate their respective CONCACAF group stages, advance through playoffs if required, and then compete in the finals tournament against elite nations. A scenario where both qualify would be extraordinary; a scenario where one qualifies and the other doesn't would marginally change the other's odds by introducing one fewer team in the finals, but this effect is negligible. More realistically, if either nation qualified (already an extremely low-probability event), their ability to win the tournament would face the same daunting challenge: competing against established football powers with vastly superior resources, talent pools, and tournament experience. Traders watching these markets should monitor CONCACAF qualifying results closely, especially group-stage performance. Each victory, draw, or loss immediately signals whether either team is on an unexpected qualification trajectory. Monitor coaching changes, domestic league development, and player transfers—especially if Caribbean or diaspora players gain prominence in major European leagues, which could boost squad quality. Also watch the overall shape of CONCACAF: if qualification becomes even more competitive, both odds worsen further; if chaos reigns and qualification widens, odds may tick upward. However, realistically, these are probability anchors for extreme long-shot scenarios, and meaningful movement is likely only if CONCACAF dynamics shift dramatically or one nation begins an unprecedented qualifying run.