World 1-3 is the third level in New Super Mario Bros. Wii. This is the first level to feature Yoshi as well as Hammer Bros. It is unlocked by completing World 1-2. Finding the normal goal unlocks World 1-Tower and a Yellow Toad House, while finding
World 1-1 (Super Mario Bros.) - Super Mario Wiki, the Mario encyclopedia
Nabbit - Super Mario Wiki, the Mario encyclopedia
World 1-3 (New Super Mario Bros.) - Super Mario Wiki, the Mario encyclopedia
World 9-1 (New Super Mario Bros. Wii) - Super Mario Wiki, the Mario encyclopedia
Gallery:New Super Mario Bros. Wii - Super Mario Wiki, the Mario encyclopedia
World 1-5 (New Super Mario Bros. Wii) - Super Mario Wiki, the Mario encyclopedia
World 6-1 (New Super Mario Bros. Wii) - Super Mario Wiki, the Mario encyclopedia
World Coin-3 (New Super Mario Bros. Wii) - Super Mario Wiki, the Mario encyclopedia
World 6-Castle (New Super Mario Bros. Wii) - Super Mario Wiki, the Mario encyclopedia
World 1-3 (New Super Mario Bros. 2), MarioWiki
World 1-Castle (New Super Mario Bros. Wii) - Super Mario Wiki, the Mario encyclopedia
New Super Luigi U - Super Mario Wiki, the Mario encyclopedia