Mature=rated games are under fire again as the Parents Television Council (PTC) is seeking to get ads for violent games off of public transport units in Portland, Oregon and Chicago.

It is well documented that some months back, Boston's MBTA trains had to cease displaying Grand Theft Auto Vice City Stories ads because of pressure from concerned parents and other organizations.

In the latest skirmish between parents and M-games, the PTC issued a press release together with the organization Commercial Free Childhood (CCFC) asking Denver's Regional Transport District (RTD) to bar such games from advertising on public transport that reads:

In the latest mass transit controversy, the Parents Television Council (PTC) has partnered with the Campaign for a Commercial Free Childhood (CCFC), which led the fight against Boston’s GTA ads. The organizations issued a joint press release yesterday calling upon Denver’s Regional Transportation District (RTD) to reject future ads for games rated M and AO.

Our public transportation network serves more than half the residents of Colorado and is doing them a disservice with its tacit approval for the dangerous content in the Mature-rated video games that are advertised throughout the system. I’m here today to remind Chairman Chris Martinez and the board that they have a responsibility to act in the best interest of those who voted you into these important positions…