Via [url=https://list.valvesoftware.com/]HLDS[/url] and [url=https://store.steampowered.com/news/249054/]the Steam store[/url]:

[quote=Valve][b]Summer 2025![/b]
- Featuring 10 new community maps: Citadel, Aquarius, Fulgur, Cargo, Conifer, Boardwalk, Blowout, Mannhole, Demolition, and Pressure
- Added the Summer 2025 Cosmetic Case
- Contains 23 new community-contributed items
- Added 4 new community-contributed taunts to the Mann Co. Store
- Taunt: The Final Score
- Taunt: Bear Hug
- Taunt: Texan Trickshot
- Taunt: Flying Colors
- Added 14 new community-created Unusual effects
- 7 new effects for Unusual hats
- 7 new effects for Unusual taunts
- All cosmetic and taunt cases will grant Summer 2025 Unusual effects instead of their normal Unusual effects during the Summer event. This does not include crates.
- The Summer event runs through September 15th, 2025

[b]General[/b]
* Fixed the Frontline Field Recorder not using its normal map
* Fixed The Texas Half-Pants not fully using rimlight
* Fixed the Das Hazmattenhatten's materials not using its normal map
* Fixed The Bazaar Bargain's scope being painted when using the Saccharine Striped, Team Detail, Gobi Glazed, and Team Charged war paints
* Fixed some outdated in-game tips
* Reduced default value for ConVar 'tf_mm_next_map_vote_time' from 30s to 15s
* Updated materials for The Candy Cane to fix consistency issues
* Updated lightwarptexture setting for the blood version of the Half-Zatoichi
* Updated the Strasbourg Scholar to improve clipping
* Updated the Heavy's model to add a 'bullets' bodygroup for cosmetics
* Updated/Added some tournament medals

* Updated cp_fortezza
* Reworked routes between Point A and Last
* Improved lighting and visuals across the map
* Clipping fixes

* Updated vsh_distillery, vsh_maul, vsh_nucleus, vsh_outburst, vsh_skirmish, and vsh_tinyrock
* Big thanks to Whurr, Starfall and Bradasparky for reporting bugs and suggesting changes.
* Balance changes
* Consecutive Wall Climbs no longer cut your preexisting speed
* Mini-Sentries now deal 80% damage (up from 50%)
* Crit-boosted Miniguns now deal 70% damage (up from 60%)
* Reduced the Mighty Slam's damage at point-blank range
* Rebalanced Hale's damage against buildings
* Level 1 buildings are destroyed with a single punch
* Level 2 and 3 buildings now require two punches
* The Wrangler Shield adds an additional punch to the required count
* Ability-based damage to buildings is unchanged
* Bugfixes
* Fixed a crash caused by the string pool overflowing over time
* Fixed Hale's attacks applying knockback in the wrong direction
* Fixed dead players being flagged as AFK and kicked for idling during long rounds
* Fixed the round timer resetting to 60 seconds if it was lower when the number of alive Mercs dropped to 5
* Fixed Hale being able to punch immediately as the Sweeping Charge ends.
* Fixed Hale's punch knockback being too strong against Demoman, Heavy, and Medic
* Fixed healing effects from the Warrior's Spirit and the Powerjack erasing overheal
* Fixed the Quick-Fix occasionally failing to mirror the patient's Wall Climbing
* Fixed a rare bug at the start of a round where Hale couldn't move
* Fixed being able to Wall Climb off of projectiles[/quote]

Rumor has it:

- [b]Size is close to 675 MB[/b] - data capped users should be prepared to take action