Six months after the release of the initial RPG TitlePack there is now an update available for it with lots of new features to explore: 

• 5000+ new blocks
• Custom lights and checkpoints
• a big redesign of the menu
• a MacroBlocks sharing page
• 64x64 Stadium base

Get more information over on the RPG Blog: http://tm2rpg.blogspot.de/2014/05/new-things-to-explore-in-rpg-titlepack.html

One of the most interesting new features are the custom lights and checkpoints. For this a demonstration video has been created. Even if you are not interested in the RPG TitlePack it is definitely worth watching just to see what is now possible in MP3: 

You can get the TrackMania RPG Titlepack from the ingame store or from the Manialink "trackmaniarpg".