https://www.techradar.com/news/mario-tennis-aces-bundle-offers-two-games-for-the-price-of-one

Nintendo has announced a new Nintendo Switch bundle coming exclusively to Walmart for $359. The bundle will include the Mario Tennis Aces and 1-2 Switch, both in the form of redeemable eShop codes, alongside the console itself. 

The bundle will be available starting on September 5, 2018 and, for now, looks to be a US-exclusive available only through Walmart.