The Nintendo Switch Online service is set to add new retro games from the Game Boy library starting in March 2025. These new titles include Donkey Kong and Mario’s Picross. Donkey Kong will feature four levels, followed by an additional 97 stages. This new release comes as a surprise on Mar10 Day, hinting that Nintendo has a special gift in store for fans of the iconic arcade game.
Source: https://www.theverge.com/news/625780/nintendo-switch-online-donkey-kong-94-marios-picross-game-boy