By focusing on key technical elements like hitting the side and top of the ball for slice, utilizing high preparation and body rotation, and gradually incorporating advanced techniques such as grip adjustments and hip rotation as demonstrated by Sven.
This lesson with Sven is really insightful if you are looking to master the vibora. He breaks down this advanced shot into eight manageable steps, which is super helpful. The advice on side slice and hitting the top of the ball are key. Plus, the advanced tips on grip and hip rotation can really take your vibora to the next level. It's a great guide to add a more offensive overhead shot to your game.