Shiro Mouri

Nintendo Last year, Nintendo brought Mario back to his 2D roots with a surprise new game, Super Mario Bros. Wonder. The critically acclaimed platformer was an instant crowd-pleaser thanks in no small part to its namesake feature, Wonder Effects. These power-ups completely transformed Mario’s world, letting its developers experiment with wacky ideas from wiggling pipes to singing Piranha Plants. The notoriously secretive Nintendo has now peeled back the curtain on how those creative swings came to be. The company…