ibb & obb is a two player cooperative game set in a puzzle filled world where gravity goes both up and down. You can only succeed by working closely together. Find a friend for some true local cooperative couch fun or match up online. Fall up and jump down through 15 levels filled with double gravity puzzles and discover the 8 hidden worlds that will test your new non-Newtonian skills to the maximum. All levels have their own unique music composed by Kettel known for his warm melodic electronica. 1-2 players HDTV screen resolution: 720p, 1080i, 1080p DUALSHOCK®3 Network Features Network Players 2-2 Purchase or use of this item is subject to the PlayStation®Network Terms of Service and User Agreement and this item's use restrictions. This item has been sublicensed to you by Sony Computer Entertainment America. One-time license fee for downloads to up to 2 console systems that are associated with the purchasing account.