PCWorld

Corsair’s new Nightsword v2 mouse has a built-in Stream Deck button

Corsair has unveiled a new gaming mouse: the Nightsword v2 Wireless SD . It’s the first to feature a dedicated button for Elgato’s Stream Deck ecosystem. With a single press, users can open a virtual Stream Deck on-screen and gain quick access to shortcuts, macros, and other features for gaming, streaming, and productivity. The mouse has a total of eight programmable buttons that can be customized via Elgato’s Marketplace. It’s also equipped with Corsair’s Marksman S sensor, offering up to 33,000 DPI, 750 IPS tracking speed, and 50G acceleration. The polling rate goes up to 8,000Hz in both wireless and wired modes, and battery life is claimed to last up to 170 hours without RGB lighting enabled. The Nightsword v2 Wireless SD is now available for $129.99 . Orders will start to ship out around July 27th, 2026.