Nintendo is slashing the prices of five 3DS titles. Starting on April 22, consumers can purchase Mario Kart 7, Super Mario 3D Land, New Super Mario Bros. 2, Animal Crossing: New Leaf, and Donkey Kong Country Returns 3D to $29.99. This is valid for each game’s retail and digital version. Check out Nintendo’s announcement in full below. REDMOND, Wash.–(BUSINESS WIRE)–...