Part 1 of a complete 100 walkthrough playing with 3 players co-op on Super Mario 3D World for Nintendo Wii U. In this video: All Green Stars & Stamps in .brThis is a 2 player walkthrough of Super Mario 3D World for the Nintendo Wii U. This part includes all of World 1 and shows the location of all green stars and .brA 2 player walkthrough for Super Mario 3D World for the Nintendo Wii U. This video shows off World 1 with all the green stars and stamp locations. Subscribe to .brThis is a 2 player walkthrough of Super Mario 3D World for the Nintendo Wii U. This part includes all of World 8 and shows the location of all green stars and .