Adventure Time Explore The Dungeon Because I Don't Know Collector's Edition for Nintendo 3DS is a must-have for any fan of the cartoon series. This 2013 game offers action and adventure gameplay, rated E10+ for Everyone 10+. The sealed collector's edition includes the game, a 3D Beemo keychain, an exclusive Finn and Jake's Dungeon Guide, and a special SteelBook case. This NTSC-U/C (US/Canada) unit is the perfect addition to any gamer's collection. Don't miss out on the chance to explore the vast dungeon with your favorite Adventure Time characters.