MiniRCX Mini RCX Brick - Promotional mini-eBrick only available from LEGO Booth at F.I.R.S.T. World's Festival 2008 & LEGO Executive's NASA JSC Tour 2009. Very low number printed by LEGO. Items For Sale: Sets: MINDSTORMS: RCX: MiniRCX-1 Loc: USA, Min Buy: None