These dynamic cards fluctuate dramatically
These dynamic cards fluctuate dramatically in FIFA 23 Coins price based on the players and teams' performance - and this year presumably based on their nation's performances, too. You can see this in the price charts on FUT comparison websites, where the top strikers rise in price leading up to an event, and then increase as they score, or sink completely when the team is lagging.
The most effective method to earn money out of the cards is usually to buy them during times of neutrality to hold them for a while, and later sell them after the hype. For example, Liverpool's Darwin Nunez has had a slow start to his life at Merseyside with two goals from the league within his initial seven games.
After the disappointing draw of 3-3 against Brighton and with more difficult fixtures to come His OTW price - three days since his release is hovering around 70k . If a savvy gambler chooses the 'low' time to take one and try to sell it before the Liverpool's next game takes off, particularly when Nunez is part of the squad. The more reckless investor may even hold it through the game in the hope it will be a winner, but there is a greater risk.
One thing to look on with OTW cards is that the upgrade is already priced in'. Everyone knows Man City are going to win 3/8 games to get Haaland the first OTW upgrade, for example, and that is part of the reason for his high in-game cost. Don't fall for the trap of buying players who are likely to win three wins with the hope that they will increase in value when the time comes around. Most likely, this could lead to a flood of individuals trying to profit simultaneously, which will drive the cost down.
Ultimately, Ones to Watch cards are predictable in some ways and are unpredictable in other. Unpredictability is what makes them so fascinating, but being aware of the predictable peaks and bottoms, buying when they're at their lowest, or selling when they're up - is the only way to cheap FUT 23 Coins reliably generate coins using these cards.