This week’s North American Nintendo Downloads are as follows: Wii U Retail Sonic Boom: Rise of Lyric LEGO Batman 3: Beyond Gotham Wii U Download Tengami A World of Keflings Xavier Wii U Virtual Console Mario Kart: Super Circuit Wii U Demo Flowerworks HD: Follie’s Adventure 3DS Retail Sonic Boom: Shattered Crystal LEGO Batman 3: Beyond Gotham Teenage Mutant Ninja...