A free transfer changes the equation.
That background is important. Trezeguet has already worked through spells in Egypt, Belgium, England, Turkey and Qatar. Players with that kind of route tend to arrive with fewer illusions about adaptation. For a Saudi Pro League side outside the headline-grabbing elite, that can be just as valuable as pure star power.
At his best, Trezeguet is direct.
He may no longer be judged purely on explosiveness, but his game has never been only about speed. Timing of runs, aggression in transition and a willingness to attack defenders early are the qualities that have kept him relevant. In a league where wide players are often asked to decide matches in moments, that profile still has value.
This kind of signing also fits the wider market. Not every Saudi Pro League move is about global superstars. There is a parallel recruitment lane for experienced internationals, often available on favourable terms, who can raise the floor of a squad immediately.
That is where Trezeguet appears to fit: not a vanity addition, but a practical one.
The next step is the important one. Attention will now turn to how quickly he settles, where he is used in the front line, and whether Al-Riyadh can turn a low-cost move into one of the smarter stories of the season.