Yet another pretty cool application built with the .NET Compact Framework.

http://www.microsoft.com/presspass/features/2005/jun05/06-07BattleBot.mspx

Excerpt from the link above:

"I'm living proof that developers can use the .NET Compact Framework to communicate with and power machinery - from BattleBots to industrial-type machines to control systems in cars, whether locally powered or controlled over the Internet."