Dr. Mario World is a mobile puzzle game in the Dr. Mario series, the first in fact, playable on iOS and Android smartphones. This game is the second mobile game in the Mario series, following Super Mario Run. Gameplay in this game involves dragging capsules across the touchscreen to eliminate viruses. This installment of the Dr. Mario series features the biggest playable roster of the Dr. Mario series, currently having a roster of 42. In addition, there are 62 assistants in this game and new viruses.
Dr. Daisy makes her debut in the Dr. Mario series with Dr. Mario World. She was added to the game on August 7, 2019 alongside Dr. Wario and Dr. Waluigi, also making their debuts. Dr. Baby Daisy makes her debut as well, alongside Dr. Baby Mario, Dr. Baby Luigi, and Dr. Baby Peach on September 5, 2019.