This week’s North American Nintendo Downloads are as follows: Wii U Retail Mario & Sonic at the Rio 2016 Olympic Games – $59.99 (available Friday) Mighty No. 9 – $19.99 Tokyo Mirage Sessions #FE – $59.99 (available Friday) Wii U Download Blackjack 21 – $1.99 Educational Pack of Kids Games – $3.99 Rubik’s Cube – $4.99 Splashy Duck – $1.49...