According to this Press Release. Comcast has teamed up with video game pioneer Nintendo to offer an exclusive deal to new Comcast Triple Play customers. "From today (7/28) until August 17, 2008, those who sign up for Comcast Preferred Plus or Premier Triple Play package will receive a complimentary Wii system".

Comcast offers high speed Internet cable service for only $19.99/mo for first 6 months + free cable modem + free wireless router + free digital music & videos, online orders only. No contract required. up to 6Mbps downlink capability in select areas. More High Speed Internet Offers.

$75 cash back for Comcast digital cable from $40/month
up to $100 cash back for Comcast digital voice from $30/month

new Triple Play deal -- sign up for 12 month of high-speed internet + Digital cable + VOIP phone)

$99/mo + $200 cashback for base service
$130/mo + $225 cashback for Preferred Plus
$160/mo + $275 cashback for Premier

Update: