A Polymarket trader turned $427,000 into $4.7 million on the sensational draw between Spain and Cape Verde.
Prediction markets continue to demonstrate their unpredictable nature, and the latest example is a trade by a user under the pseudonym fishalive on the Polymarket platform. The trader risked approximately $427,000 by betting against the Spanish national team winning a 2026 World Cup match against Cape Verde. The outcome was stunning: a 0-0 draw earned him a payout of more than $4.7 million.
This operation has already gone down in Polymarket history as one of the largest single trades ever executed on the platform. Its uniqueness lies not only in the amount but also in the odds: before the game, bookmakers and market participants estimated the probability that Spain would not win at just 9%. The market was nearly unanimous in its prediction — the Spanish team was considered an undisputed favorite with winning chances above 90%.
Sports Context: Favorite vs. Underdog
The match took place on June 15, 2026, at the Mercedes-Benz Stadium in Atlanta as part of the opening round of the group stage. Spain, placed in Group H due to the tournament's expansion to 48 participants, faced the World Cup debutant — the Cape Verde national team. Expectations were clear: "La Roja" was supposed to easily defeat the modest opponent. However, football once again proved that there are no guarantees. The match ended in a goalless draw, which became a real sensation for both fans and prediction market participants.
The Spanish team did not live up to the hopes placed on them, and fishalive took advantage of this. His bet on the "no" option against Spain's victory proved prophetic. Such cases highlight how volatile and dependent on randomness even seemingly obvious sporting events can be.
Expert Commentary: Such trades are an excellent example of how prediction markets, unlike traditional bookmakers, allow traders to extract superprofits from extremely unlikely outcomes. However, one should not be fooled: such success is more the exception than the rule. Analysis of fundamental factors (team form, statistics, motivation) in this case proved secondary compared to pure randomness. Investors should remember that chasing "black swans" on Polymarket can result in either colossal profits or a total loss of capital.