It is hard to determine the #1 gaming mouse as it is subjective and depends on personal preferences, needs, and budget. Some of the most popular and highly rated gaming mice in the market include the Logitech G Pro Wireless, Razer DeathAdder Elite, SteelSeries Rival 600, and the Corsair M65 RGB Elite. These mice are known for their precision, customization options, and ergonomic designs. It's recommended to research and compare different options to find the gaming mouse that best suits your needs.