Let's start with the conclusion. The answer is: it may have a bad effect, especially indirectly, and of course it depends on how much you drink.
Alcohol is sometimes used as a stimulant in sports. According to some information, alcohol is widely used as a sports ability enhancer in darts and billiards.
In fact, this effect of alcohol is generally a psychological driving effect. For example, alcohol can enhance self-confidence, transfer competition nervousness, and relieve muscle tremor and emotional problems caused by nervousness. Alcohol can also raise the pain threshold and make athletes more tolerant of pain.