Steam

99天生存指南

Also known as 9, 99, 99天生存指南

A fast-paced co-op zombie survival action game where players fight through hordes of enemies, unlock random power-ups, build different synergies, and escape together as a team.

Last update

4 Aug 2026

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Latest update

Patch notesPublished 29 May 2026

Camp System (Experimental) Added

Update Notes (Experimental Version) 🏕️ New Content Camp System (Experimental) Added You can now build basic structures, enhance attributes, and gather resources in the camp. You can also switch characters inside the te…

10 changesFixGameplayRead patch notes

Update history

Browse past updates and patch notes for this game.

21 updates

August 2026
Steam post image Update Patch｜Aug 1, 2026 – Fixes & Improvements This update focuses on bug fixes, balance adjustments, and new content to improve the overall gameplay experience. Bug Fixes Fixed an issue where enemies…15 changesFixGameplay20d ago
July 2026
The equipment system beta is now live!A brand new equipment system has been added to the game! Now, different characters can mix and match various equipment to create their own unique combat style. Equipment is divided into six quality tiers: Common, Refine…Announcement4 changesGameplayMaps24d ago
With this update, I've put together several new outfits for each character. Every character has their own personality — so their style should match too. But in the end, it's up to you — wear whatever you like. Cool, qui…1 change03 Jul 2026
June 2026
Pet System Update – The Cat Bosses Have Arrived!Many players have asked the burning question: "Dogs are great, but where's my cat??" – Fine, you win. Cats have officially landed in the apocalypse! On the wasteland map, your dog remains that loyal buddy who charges in…Announcement2 changesMapsGameplay26 Jun 2026
📢 Update Live | Leaderboards Now Available!Each level and every difficulty now has its own Global Top 100 leaderboard. Compete for the best times, climb the rankings, and prove your skills. Challenge yourself—or go head-to-head with your friends. 🔥 Can you make…Event2 changesGameplay20 Jun 2026
New Map "Cross-Sea Bridge" is now live!Steam post imageIn this brand-new map, you are trapped on a long cross-sea bridge— Behind you, an ever-approaching horde of zombies. Ahead, danger lurks as well. There’s no turning back. Only forward. You must find a wa…Announcement1 changeMaps14 Jun 2026
Pet system is now live!Steam post imageYou can find trapped dogs on the wasteland map. Once rescued, they will join your team and fight by your side. At the doghouse in your camp, you can switch to your favorite dog at any time (only those th…Announcement1 changeMaps06 Jun 2026
May 2026
Hi, I’m Sam. The sixth map — “Football Field” — is now officially live! This time, you’ll enter an arena overrun by infected enemies. While fighting to survive, you must also try to kick the football into the opposing g…7 changesMapsBalance17 May 2026
2026.5.14 Bug修复与更新2026.5.14 Bug Fixes and Updates Anti-Riot Police Buff: Improved Riot Shield specialization, enhanced Time Bomb skill, and fixed the bug where knockback effect was ineffective. Idol Girl Buff: Improved the ability to mak…v2026.5.1411 changesFixGameplay14 May 2026
2026.5.10 Update Notes Bug Fixes Fixed an issue where players could get stuck in a corner in the butcher shop Fixed a bug where the self-destruct remote vehicle did not explode Balance Adjustments Snow Maid enhanced: sl…v2026.5.107 changesFixBalance10 May 2026
2026.5.5 Update Announcement2026.5.5 Update Announcement 🛠️ Bug Fixes & Optimizations New character – Ice Maid ❄️ Fixed an issue where some skill effects would occasionally spawn in mid-air Fixed an issue where some elite enemies could get blocke…v2026.5.514 changesFixPerformance05 May 2026

Older updates

Gallery

Camp System (Experimental) Added

August 2026

July 2026

June 2026

May 2026