Beetle King is a Nintendo DS game developed and published by Nintendo in 2008. The game is based on the classic Japanese children's game kabutomushi-king. Players take control of a beetle and compete to become the strongest beetle in the world. The game features two modes: Battle Mode and Adventure Mode. In Battle Mode, players can compete against each other in a one-on-one battle. In Adventure Mode, players can explore the world, build their beetle's strength, and compete against other beetles. The game features an extensive customization system, allowing players to customize their beetle's color, size, and strength. Additionally, players can also equip their beetle with various items and weapons. The game also features a variety of minigames and puzzles. Beetle King is a great game for all ages, providing hours of fun and entertainment.