1. Microsoft's Xbox is offering players the opportunity to play nine games from a popular game series for free. This promotion is part of the company's "Free Play Days" initiative, which allows Xbox owners to access selected games without any additional cost. The games being offered for free are from the "Borderlands" series, a well-known and acclaimed action-RPG franchise.

2. The free games include the original "Borderlands" game, as well as several of its sequels and spin-offs. This includes "Borderlands 2," "Borderlands 3," and "Borderlands: The Pre-Sequel." The offer is available to all Xbox owners, regardless of their subscription status, allowing them to experience the Borderlands universe at no additional cost.

3. The "Free Play Days" promotion is a limited-time offer, and the free access to the Borderlands games will only be available for a specific period. Xbox owners are encouraged to take advantage of this opportunity to explore the Borderlands series, which is known for its engaging gameplay, rich storylines, and cooperative multiplayer features. This promotion is seen as a way for Microsoft to entice more players to engage with its Xbox platform and the diverse range of games available.