The loss of MP components is really bad for the CoD series on Wii. The best about will be lost soon.
Let us at least save the Surivival Mode for Single Player.
Here is how: Zombie Mode in Black Ops can be played without going online, but in Survival mode in MW3 you always need to be online, even if you play by yourself. Treyarch should do a tiny hotfix before Nintendo WiFi Connection shuts down to enable offline play for Survival.