This week’s 3DS eShop charts are as follows: Software 1. Attack on Titan: Humanity in Chains 2. Mario Kart 7 3. Super Mario Bros. 3 4. SteamWorld Dig 5. Cube Creator 3D 6. Puzzle & Dragons Z + Super Mario Bros. Edition 7. BoxBoy! 8. Shovel Knight 9. Super Smash Bros. for 3DS 10. Super Street Fighter IV 3D Edition...