These two markets assess the championship prospects of underdog teams at the 2026 FIFA World Cup. Market A evaluates South Korea's chances to win the tournament outright, currently priced at 0% (implying near-zero probability in traders' view). Market B evaluates Ecuador's chances, priced at 1%, reflecting marginally higher conviction but still deep underdog territory. Both markets are asking the same fundamental question—"Will this team win 64 matches and claim the trophy?"—but for geographically and historically distinct football cultures. The markets are related in that they compete for attention as World Cup winner predictions, and both sit in the extreme tail of the probability distribution for tournament outcomes. The price difference—0% versus 1%—reveals important signals about relative trader conviction. The fact that Ecuador carries even 1% while South Korea sits at 0% suggests traders perceive Ecuador as having a marginally more plausible path to victory, possibly due to recent qualifying performance, continental strength (CONMEBOL vs AFC), or tournament positioning. A 1% edge may seem trivial, but in prediction markets it often reflects genuine (if small) separations in team quality or pathway to advancement. The near-zero pricing on both markets indicates that professional traders view neither team as a realistic contender; the typical tournament favorite trades in the 5–15% range, making both of these territories extreme long shots. These outcomes would likely diverge in most tournament scenarios, as the probability of both teams reaching a championship-deciding match is negligible. If South Korea advances deep while Ecuador crashes out in group play, the price gap would probably widen, confirming trader intuition. Conversely, if Ecuador outperforms expectations early, the 1% market might reprice upward. However, simultaneous championship runs would be so improbable that correlation risk is minimal; the markets move almost independently. The main shared driver would be shifts in overall World Cup interest or late-tournament narrative momentum. Factors worth monitoring include: (1) Pre-tournament friendlies and qualification results, which reset expectations 4–6 weeks before the tournament; (2) Group stage draw announcements, which can shift perceived difficulty overnight; (3) Key player injuries or suspensions closer to kickoff; (4) Early-tournament performance and momentum in group play; (5) Market liquidity changes, as extreme-tail markets can reprice sharply on small volume shifts. Readers should also consider historical context: neither South Korea nor Ecuador has won the World Cup in the modern era, which creates powerful base-rate anchoring among traders and limits upside repricing potential even if either team performs well.