Derbies are often decided by concentration as much as quality, and Phillips’ error handed Wolves the opening they needed. Lopez supplied the finish, turning a defensive lapse into the match-winning action.
The goal also gave the hosts control of the most important statistic: the scoreboard. With only one goal separating the sides, West Brom were left chasing an equaliser while Wolves could protect their advantage.
For Wolves, the result is valuable because it demonstrates a willingness to win a tense contest without needing a high-scoring performance. A clean sheet and a single decisive strike were enough to secure local bragging rights.
Lopez’s contribution will attract attention, too. The forward did not need multiple goals to shape the contest; one well-timed finish made the difference in a fixture where margins were minimal.
West Brom’s immediate frustration will centre on the error that changed the game. In a derby decided by one goal, a lapse carries greater weight, particularly when the opposition converts it into the only breakthrough.
The defeat should sharpen the focus on defensive reliability. West Brom can take encouragement from the closeness of the contest, but the result underlines how quickly a tight Championship match can turn.
Attention now shifts to the next league fixtures. Wolves will look to build on the confidence of a derby victory, while West Brom must ensure another avoidable mistake does not define their next performance.