I thought it would be cool if there was a Mario Generations, so I made a list of all the possible levels it could have! CLASSIC ERA: 1: Mario: 1-1 2: Mario 3: World 1. 3: Mario World: Yoshi's Island 3D ERA: 1: Mario 64: Bob-Omb Battlefield 2: Mario Sunshine: Bianco Hills 3: Paper Mario: Mt. Rugged WIIVOLUTION ERA: 1: Mario & Luigi: Partners in Time: Shroob Castle 2: Mario Galaxy: Gusty Garden Galaxy 3: New Super Mario Bros. Wii: World 1 MODERN ERA: 1: Paper Mario Sticker Star: The Enigmansion 2: Mario Bros. U: Acorn Plains 3: Mario & Luigi Dream Team: Dozing Sands though I can't put em up yet, here are the boss and rival battles: Classic: Rival: Birdo Boss: Mario World Final Battle 3d: Rival: Shadow Mario Boss: Whomp King Wiivolution: Rival: Shroobs Boss: Bouldergiest Modern: Rival: Kamek Boss: Gooper Blooper Let me know what ya think of the choices!