a good out player that will improve your score but the feature by itself is meaningless it's just some luck that happened on some of my own so you should always check on test data with and without our players to see if the improvement is from some kind of general pattern that your model has have discovered or it's just luck some outliers okay some additional tips that I can give you here always try blending your models so what I mean here is doing when working on tabular data you will do a lot of feature engineering