Halo: The Master Chief Collection received a large patch today, fixing numerous issues with the game which has seen its shared of bugs since launch last November. You'll also find a new multiplayer map, over 100 new achievements to earn, and several tweaks for co-op players to provide a more stable experience.
Perhaps the biggest "fix" though is the addition of Halo 3: ODST, the entire game, available to download for free for those that purchased the game before December 19th, 2014. If you didn't purchase the game then, the content is just $4.99 to download.
Sadly ODST's best feature, the co-op Firefight Mode, is not included.
Here's the full list of patch fixes.
NEW FEATURES AND CONTENT
- Remnant [Remake of the Halo 2 Classic multiplayer map Relic] is now available for all users
- 100 New Achievements added for ODST and Remnant. To see the list, head here.
- Players can now search for Gamertags and access file share, by selecting their own Gamertag in the Active Roster. To learn how, head here.
- Enables DLC addition of Halo 3: ODST campaign (available separately via the Xbox Store). For more information on Halo 3: ODST campaign, go here.
RANKING
- Improved skill matchmaking for parties in ranked playlists
- Made an updated to ensure that parties are no longer separated onto different teams in ranked playlists
- Improved rank stability to prevent ranks from incorrectly resetting
QUIT AND LOSS PENALTIES
- Quit and loss penalties are now applied immediately in matchmaking
HALO: CE
- Resolved Assault Rifle and Shotgun registration issues
- Fixed an issue with vehicle audio in split-screen
- Reduced occurrences of players falling out of map
- Improved stability while title is in “suspend” mode
- Improved music playback for Campaign
HALO 2 CLASSIC
- Fixed an issue where playlist scores posted to Leaderboards incorrectly
- Improved host migration handling in for peer-to-peer custom game matches
HALO 3
- Added UI support for Halo 3 voice chat in matchmaking
- Improved Campaign stability
- Fixed an issue where the scoring HUD would not display in Campaign
- Fixed an issue where some players could experience a delayed spawn into a matchmade game
HALO 4
- Fixed an issue where the scoring HUD would not display in Campaign
PARTIES & ROSTER
- Added support for displaying parties as a group in the roster
- Improved handling of dedicated servers
- Team colors are preserved after every match in custom games
- Fixed a host migration issue for Custom Games
- Improved handling of player joinability and leader promotions through Active Roster
- Improved stability of 16 player parties
FORGE
- Improved Forge Stability with large number of players on high budget maps
- Added support for Infection within Halo 3 Forge maps
- Fixed an issue where “Place at Start” did not function correctly in Halo 3
- Fixed an issue where controller settings were not respected in Halo 2: Anniversary
ACHIEVEMENTS
- Improvements to achievement unlocking throughout title
- Fixed an issue that prevented the Blast Can achievements from unlocking in matchmaking
UI, STABILITY, & MISC
- Made improvements to stat tracking for all titles
- Improved functionality of unlock notifications
- Improved voice chat functionality throughout all titles
- Improved PGCR stats/details and stat uploading reliability
- Fixed issues where local & shared files may not appear under “My Files”
- Improved Stability of Co-op play in Campaign Playlists
- UI now sorts achievements, nameplates, and avatars based on what you have unlocked
- Improved Scoring functionality during Co-Op Campaign sessions
- Improved Spartan Ops performance
- Improvements made to mission progression in Campaign Playlists
- Improved Rival functionality in Campaign Playlists
- Improved stability for Halo 2: Anniversary map loading in matchmaking
- Final scoreboard is now displayed during outro loading screen after a match
Source: Halowaypoint.com