Custom Robo Arena is a Nintendo DS action-adventure game built around customizable robot battles. The game centers on building a fighting machine from hundreds of parts, then battling through a futuristic city on the road to the Robo Cup.

• Cleaned, tested, and guaranteed to play. Authentic cartridge.
• Mix and match robo parts to adjust battle style, stats, and weapon behavior before entering arena fights.
• The story mode follows the climb toward the Custom Robo championship across a futuristic city setting.
• Local wireless play supports head-to-head robo battles, including DS Single-Card Download Play and Multi-Card Play.
• Compatible with the Nintendo DS Rumble Pak, sold separately, for added feedback during combat.

The game connects arena combat with part-based customization, making each robo setup a meaningful part of the battle system. It is part of the Custom Robo series and brings the franchise’s build-and-battle format to Nintendo DS handheld play.