Rayman Legends: Definitive Edition, Just Dance 2017 and Metroid: Samus Returns have managed to conquer the top positions in the charts of best-selling titles and 3DS, Wii U Switch in the United Kingdom in the last week:

Switch
1. Rayman Legends: Definitive Edition – Ubisoft
2. Mario Kart 8 Deluxe – Nintendo
3. Mario + Rabbids: Kingdom Battle – Ubisoft
4. The Legend of Zelda: Breath of the Wild – Nintendo
5. Splatoon 2-Nintendo
6. LegoWorlds – Warner Bros. Interactive
7.1-2-Switch – Nintendo
8. The Binding of Isaac: Afterbirth + – Merge Games
9. ARMS – Nintendo
10. Minecraft: Story Mode – Complete Adventure – Telltale Games

Wii U
1. Just Dance 2017 – Ubisoft
2. The Legend of Zelda: The Wind Waker HD – Nintendo
3. The Legend of Zelda: Breath of the Wild – Nintendo
4. Super Mario 3D World – Nintendo
5. Mario Party 10 – Nintendo
6. Minecraft: Wii U Edition – Nintendo
7. New Super Bros. U + Super Luigi U– Nintendo
8. Bowling Imaginators – Activision Blizzard
9. Donkey Kong Country: Tropical Freeze – Nintendo
10. Mario Kart Nintendo – 8

3ds
1. Metroid: Samus Returns – Nintendo
2. Mario Kart 7 – Nintendo
3. Monster Hunter Stories – Capcom
4. New Super Mario Bros. 2 – Nintendo
5. Sun Pokemon – Nintendo
6. Tomodachi Life – Nintendo
7. Pokemon Moon – Nintendo
8. Super Mario Maker – Nintendo
9. Mario Party: Island Tour-Nintendo
10. The Legend of Zelda: Ocarina of Time3D – Nintendo

Source: Nintendo Everything