- Fans can expand their LEGO Super Mario world with this Expansion Set (71412), featuring collectible, scaled-up characters for play and display - Iggy, a Big Goomba, a Big Koopa Troopa and a Goomba, each with brick-built stands that can be used for display or connected to add to levels - A launcher to send the Big Goomba flying, a seesawing challenge to topple Iggy and a hidden ? Block offering Super Star power,coins or extra time - A LEGO Super Mario Starter Course (71360 with LEGO Mario, 71387 with LEGO Luigi or 71403 with LEGO Peach) is required for play - Measuring over 5.5 in. (14 cm) high, 13.5 in. (35 cm) wide and 6 in. (16 cm) deep