Not Not 2 - A Brain Challenge
Sep 11, 2025
−60%$1.99
- Casual
- 4 Player Local
- Abstract
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Seasonal sale
Steam Autumn Sale 2026
Oct 1 – Oct 8, 2026 · ended Oct 8, 10:00 Pacific
Ended66,107 games: Discounted during the sale in our price readings.
Source: Steam's own event page
During the event
What the games gained
Biggest lift in players
Mean concurrent players during the event, against the 14 days before it.
| # | Game | Players vs the 14 days before | Readings |
|---|---|---|---|
| 1 | Last Epoch | ×24 | — |
| 2 | The Outlast Trials | ×20 | — |
| 3 | ICEY | ×15 | — |
| 4 | Pax Autocratica | ×8.0 | — |
| 5 | Kingdom Two Crowns | ×7.3 | — |
| 6 | Construction Simulator | ×6.6 | — |
| 7 | The Talos Principle 2 | ×5.8 | — |
| 8 | The Witness | ×4.5 | — |
| 9 | PlateUp! | ×4.5 | Sep 30 → Oct 13 |
| 10 | Lost and Found Co. | ×3.6 | — |
| 11 | Road to Vostok | ×3.5 | — |
| 12 | Chronicon | ×3.4 | — |
| 13 | SOS OPS! | ×3.4 | — |
| 14 | Princess Maker: Children of Revelation | ×3.2 | Sep 30 → Oct 8 |
| 15 | KOTAMON: My Sis Found A Super-Rare Card In Her Cereal Box, So I Became A Garbage Man To Find The Entire Collection And Earn $1,000,000 | ×3.1 | — |
| 16 | Obenseuer | ×3.0 | — |
| 17 | The Witcher 3: Wild Hunt — Remastered | ×2.8 | — |
| 18 | Return of the Obra Dinn | ×2.8 | — |
| 19 | Minecraft Dungeons | ×2.8 | — |
| 20 | Ori and the Will of the Wisps | ×2.8 | — |
| 21 | The Roottrees are Dead | ×2.8 | — |
| 22 | Kingdom Rush Frontiers - Tower Defense | ×2.7 | — |
| 23 | Tempest Rising | ×2.6 | — |
| 24 | Jagged Alliance 3 | ×2.6 | — |
| 25 | Fran Bow | ×2.6 | — |
Biggest lift in reviews
New reviews per day during the event, against the 14 days before it.
| # | Game | Reviews/day vs before | Readings |
|---|---|---|---|
| 1 | ICEY | ×27 | — |
| 2 | The Outlast Trials | ×17 | — |
| 3 | Construction Simulator | ×13 | — |
| 4 | Granny: Escape Together | ×11 | — |
| 5 | Last Epoch | ×10 | — |
| 6 | Kingdom Two Crowns | ×10 | — |
| 7 | Pax Autocratica | ×9.4 | — |
| 8 | Death's Door | ×8.2 | — |
| 9 | PlateUp! | ×6.8 | Sep 30 → Oct 13 |
| 10 | The Talos Principle 2 | ×6.3 | — |
| 11 | Songs of Glimmerwick | ×6.2 | Oct 1 → Oct 9 |
| 12 | Warhammer 40,000: Mechanicus | ×6.0 | — |
| 13 | Growing My Manhole | ×5.5 | Sep 26 → Oct 8 |
| 14 | 崇祯直聘：明末官场沉浮模拟器 | ×5.3 | Sep 29 → Oct 9 |
| 15 | Milk inside a bag of milk inside a bag of milk | ×5.0 | — |
| 16 | The Room | ×4.6 | — |
| 17 | The Witness | ×4.5 | — |
| 18 | Caribbean Legend | ×4.5 | — |
| 19 | Milk outside a bag of milk outside a bag of milk | ×4.3 | — |
| 20 | To the Moon | ×4.3 | — |
| 21 | SOS OPS! | ×4.3 | — |
| 22 | Ori and the Will of the Wisps | ×4.1 | — |
| 23 | The Dark Queen of Mortholme | ×4.0 | — |
| 24 | Shao Song I | ×3.8 | — |
| 25 | The Case of the Golden Idol | ×3.7 | — |
Discounted during the sale
The games (9,263)
Steam publishes no participant list for a seasonal sale. These are the games our US price readings saw discounted between its start and its end — not a list of who signed up.
Weed Wacker Warrior
Jun 13, 2025$6.99
- Action
- Adventure
- Casual
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Brick By Brick
Feb 20, 2026$4.99
- Casual
- Indie
- 2D
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Cat Gunner
DemoJul 30, 2025$5.99
- Action
- Adventure
- 1990's
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Super Firefighter
May 27, 2026$6.99
- Action
- Adventure
- 2D
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Keypress Mania
Dec 17, 2025$7.99
- Casual
- Indie
- 2D
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Find your friends
Apr 3, 2026$5.99
- Action
- Casual
- Indie
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Tabletop Baseball
Dec 4, 2025$4.99
- Action
- Adventure
- Casual
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Stellara Vanguard
Dec 11, 2025$5.99
- Action
- Casual
- Indie
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Nightmare Farm
Jun 23, 2026$6.99
- Casual
- Simulation
- 2D
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Smashometry
Mar 10, 2026$2.99
- Action
- Indie
- 2D
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Pixel Game Maker Series Stray Witch and the Ghost Train
Nov 26, 2025$8.99
- Action
- Adventure
- Casual
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
PostBear Tales
Apr 6, 2026$0.99
- Action
- Adventure
- Indie
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Retrovolver
Dec 12, 2025$4.99
- Action
- Adventure
- Casual
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Offroad Arcade
Mar 3, 2026$5.99
- Racing
- 3D
- ATV
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Supermarket Simulator: Idle Tycoon Clicker
DemoJul 23, 2026$0.99
- Adventure
- Casual
- Indie
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Kaboomania
DemoAug 12, 2026$9.99
- Action
- Casual
- Indie
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Aether Keepers
DemoJul 13, 2026$2.99
- Casual
- Indie
- RPG
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Bomb Kitten
Mar 3, 2026$4.99
- Action
- Casual
- Indie
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Colorful Slots
DemoJul 15, 2026$2.99
- Casual
- Indie
- Simulation
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Space Mine Raider
Sep 28, 2026$5.99
- Action
- Casual
- Indie
- +2
- Followers
- 18
- Est. wishlists
- approximately 180–576
- During the event
- +7approximately 70–224 wishlists
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Shock and Gnaw
Jun 1, 2026$5.99
- Action
- Indie
- 1990's
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Cyber Plinko
DemoSep 16, 2026$6.99
- Casual
- Indie
- Strategy
- +2
- Followers
- 18
- Est. wishlists
- approximately 180–576
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
DIMENGUARD
Jul 28, 2026$4.99
- Action
- Casual
- Indie
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Aqua Scrap: Deep Clean
Aug 21, 2026$4.99
- Casual
- Indie
- Simulation
- +2
- Followers
- 18
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Dog Fight Super Ultra Deluxe
Dec 16, 2018$7.99
- Action
- Casual
- Indie
- +2
- Followers
- 17
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Endless Horizon
May 1, 2018$0.99
- Action
- Casual
- Indie
- +2
- Followers
- 17
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Tecroroid Assault
Feb 8, 2019$0.99
- Action
- Casual
- Indie
- +2
- Followers
- 17
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Asteroid Navigation
Jan 31, 2019$0.99
- Action
- Casual
- Indie
- +2
- Followers
- 17
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Morbolbo: Enter the Maze
Jan 30, 2020$2.99
- Action
- Adventure
- Casual
- +2
- Followers
- 17
Screenshots
Discounted during the sale in our price readings · Steam ↗
The Core Message
Apr 21, 2020$1.99
- Action
- Indie
- 2D
- +2
- Followers
- 17
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Dam Busters
Aug 10, 2020$1.99
- Action
- Casual
- Indie
- +2
- Followers
- 17
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Poultry Parade
Oct 13, 2020$0.99
- Casual
- 2D
- 2D Platformer
- +2
- Followers
- 17
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
BringIT to MOM
Nov 10, 2020$4.99
- Action
- Adventure
- 1990's
- +2
- Followers
- 17
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Boring in paradise
Feb 7, 2021$34.99
- Casual
- Indie
- Racing
- +2
- Followers
- 17
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
In My Defense
DemoAug 1, 2021$4.99
- Action
- 2D
- Arcade
- +2
- Followers
- 17
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Protect the Earth
Sep 20, 2021$3.99
- Action
- Casual
- Indie
- +2
- Followers
- 17
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Second to Nun
Oct 14, 2021$1.99
- Action
- Indie
- 2D
- +2
- Followers
- 17
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Ultra Mission™
Jul 19, 2022$2.99
- Action
- Indie
- 1980s
- +2
- Followers
- 17
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Click and Collect
DemoJun 20, 2022$2.99
- Action
- Casual
- Indie
- +2
- Followers
- 17
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Nuts Space Shooter
Jun 1, 2022$4.99
- Action
- 2D
- Anime
- +2
- Followers
- 17
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗
Devil Dead
DemoDec 23, 2022$9.99
- Action
- Indie
- 2D
- +2
- Followers
- 17
Screenshots and trailer
Discounted during the sale in our price readings · Steam ↗