It looks like the wait for the WiiWare and DSiWare versions of Luc Bernard's Mecho Wars won't be too much longer. According to Oyaji Games' web site news section, both games have passed approval at Nintendo and are ready to go.
Below is the news snippet from Oyaji Games' official web site.
Mecho Wars on WiiWare and DSiWare have both officially been approved by Nintendo and should be out in the next few months.
We'll have more information on Mecho Wars as it becomes available, as well as a full review of the games when they hit the WiiWare and DSiWare services. Until then you can take a listen to the official theme song from the WiiWare version of Mecho Wars below.