It is unusual to see a manager praise an opposition player before a game – although that is exactly what one Liverpool star has now experienced. The comments came ahead of a friendly match between Argentina and Costa Rica in the early hours of Wednesday morning. So, which Liverpool player surprisingly received praise from an opposition manager? Let’s take a look… Alexis Mac Allister praised by Gustavo AlfaroWell, it was Alexis Mac Allister who found himself on the end of praise from Gustavo Alfaro – manager of Costa Rica. The 61-year-old told TNT Sports: “I had the chance to be with him when I…