In addition to the videogame, Nintendo has released the Splatoon 2 Edition of the Nintendo Switch Pro Controller in the North American region. If you are interested, you can purchase the unique looking gamepad with this link from Amazon. You can also check out the packaging, as well as the product description from the aforementioned listing, below:
Take your game sessions up a notch with the Nintendo Switch Pro Controller. Includes motion controls, HD rumble feature, built-in amiibo functionality, and more. Also Includes charging cable (USB-C to USB-A).
Furthermore, Nintendo also released a new round of Amiibo figures. The new sets include three Splatoon 2 Amiibos, which you can check out with the following pages from Amazon: Inkling Boy (Neon Green), Inkling Girl (Neon Pink) and Inkling Squid (Neon Purple).
The Splatoon figures can be used with Splatoon 2 while the Smash Bros. figures are compatible with Super Smash Bros. for Wii U and Super Smash Bros. for 3DS. So, if you are a fan of Splatoon 2 and/or Super Smash Bros., then you should check out the latest new Nintendo releases.