Operation Octo
Playing now
2−1 vs. yesterday
13%of peak
All-time peak
1610 Sep 2026
Playing now
2−1 vs. yesterday
All-time peak
1610 Sep 2026
| Published | Kind | Announcement | Build |
|---|---|---|---|
| Game update | Patch 1.6.3 - Fixed Leviathan Battery Glitch I said last night's patch was gonna be the last one before the 2.0 update. Of course another new (and totally game-breaking) bug got discovered 😬 I'm not gonna say this will be the last patch before the major update, so I don't jynx it 😏 If you encounter any bugs while playing, please report them to me on Discord ! ------------------------------------------------------------------- Bug Fixes… | 22717692 | |
| Game update | Patch 1.6.2 - Custom Level Issue Fixes More bugs surfaced surrounding custom levels - This should be the last round of bug fixes before the 2.0 major update (for the Level Editor ) in a month! If you encounter any bugs while playing, please report them to me on Discord ! ------------------------------------------------------------------- Balance Changes · While chasing a bandanaed / charmed skeleton, Spiky Urchin now tries to pathfi… | 22705977 | |
| Game update | Patch 1.6.1 - Special Event Level turning into the Void Quick patch because apparently, this could happen: I was too good to ever fail at my own levels, and hence could never have found out about this 😎 I'm surprised the new custom level loading system has given no issues other than this one - Enjoy the event y'all! | 22605359 | |
| In-game event | Introducing Turret Fusion! (April Fools 2026) Limited Time Event! (Edit from the future: Yes, this was an April Fools joke) Be among the first to try out our brand new gimmick - Turret Fusion ! Everybody loves fusions. Fusions are cool as heck. What do you get when you combine an Everywhere Eel with a Siren ? Starring Creeps20 as his iconic role of maculate evanescence! Play the limited-time event now, featuring 3 new custom levels ! (You… | 22605359 | |
| Game update | Patch 1.5.1 - Axolotl Changes & Fixes Quick round of fixes. Don't mind the new "CustomLevel" folder in your save location - The Level Editor is finally WIP 😬 If you encounter any bugs while playing, please report them to me on Discord ! ------------------------------------------------------------------- Balance Changes · Axe-o-lotl initial gadget cooldown increased from 30s to 50s · Axe-o-lotl is over-shadowing Spiky Urchin as the… | — | |
| In-game event | New Gadget - Axe-o-lotl! New Gadget - Axe-o-lotl Based on ideas by Silviu Offtopic (The Romanian OO translator), the Axolotl gadget is ready for her rampage! Axe-o-lotl hops onto Dr. Odin, then swings her axe-shaped gills around, slashing the skeletons around you in four different directions! Axe-o-lotl will finally provide a melee, AoE gadget option. She can absolutely decimate hordes of skeletons, but this requires y… | 22265438 | |
| Game update | Patch 1.4.1 - Spanish Localization is here! If you encounter any bugs while playing, please report them to me on Discord ! ------------------------------------------------------------------- Spanish Localization! Special thanks to Alejandro Pulgar-Vidal for translating Operation Octo into Spanish (Latin America) ! Alejandro speedran the translations. He finished everything in like, idk, 3 days? Like the based Romanian version, this is al… | 22184655 | |
| In-game event | Art Contest Results & Steam Leaderboards for Speedrun Mode Buckle up, Turbo - This is a pretty big round of updates, with lots of new things to play around with, and even Steam Leaderboards to compete in! If you encounter any bugs while playing, please report them to me on Discord ! ------------------------------------------------------------------- Art Contest Results - Heal Snail Upgrades Many moons ago, the Discord server began a lengthy discussion… | 22027584 | |
| Game update | Patch 1.3.1 - Everywhere Eel Bug Fixes So many new bugs from just one minor update 😵💫 If you encounter any bugs while playing, please report them to me on Discord ! ------------------------------------------------------------------- Bug Fixes · Everywhere Eel no longer leaves behind a "fog-of-war ghost" after teleporting in the dark · Reported by IdiotWithATophat · Fixed a glitch where upon restarting a level, skeletons could bec… | — | |
| In-game event | The Creeps20 Turret - Everywhere Eel New Turret - Everywhere Eel! Behold the Garden Eel turret designed by the PvZ YouTuber Creeps20 ! (Yes, Creeps voice acted for it too) Everywhere Eels randomly teleport themselves all over the map, and shoot bubbles at skeletons. They get scared away when approached by either you or skeletons - Strategically relocate those Eels to move them to where skeletons are! Before people ask, you can in… | 21293906 | |
| Game update | Patch 1.2.1 - Ukrainian Localization is here! Ukrainian Localization Operation Octo has been translated into Ukrainian by Lavauk ! Pretty good timing - Matches the new Argonaut's color scheme ;) If you encounter any bugs while playing, please report them to me on Discord ! ------------------------------------------------------------------- Balance Changes · Inside Level 2-5 "Clam Farm" , only pearls that were initially produced by the play… | 20878910 | |
| In-game event | Argonaut & The Soundtrack Release The Soundtrack is Here! The 🎵 Operation Octo OST 🎶 is finally available for streaming / purchase! 🔵 You can buy the OST on Steam , which contains high-quality & loopable versions of each track for download! ( ft. Volcanic Ridge theme sneak peek?! ) 🔴 Click here for the YouTube playlist 🟢 (The Spotify playlist is currently incomplete, due to distributor delays) Think of the Steam soundtrack… | 20813150 | |
| In-game event | Frogfish & Romanian Localization! Welcome to the first content update for OO! Romanian Localization OO has been translated into Romanian by Silviu Offtopic - The creator of PvZ Romania ! I gave Silviu a lot of creative liberty with the translations, so this Romanian localization is a heck of an expansion to the OO lore ;) (Yes, whatever Silviu wrote is to be considered canon) ----------------------------------------------------… | 20544641 | |
| Game update | Patch 1.0.6 - Buncha Bug Fixes I'm moving, so no new turrets yet... But expect them soon! The OST release has also been delayed due to the review process - Stay tuned... If you encounter any bugs while playing, please report them to me on Discord ! ------------------------------------------------------------------- Balance Changes · Hermit Holster 's wake-up range increased from 3.3 to 4 · Hollow Hermit 's wake-up range incr… | 20232456 | |
| Game update | Patch 1.0.5 - Czech Localization is here! The Czech localization is live! Special thanks to our translators Citrus & KakaoDei for their hard work, finishing this full localization only 2 weeks after the game's launch! If you encounter any bugs while playing, please report them to me on Discord ! ------------------------------------------------------------------- Balance Changes · Disorientation status effect duration can no longer be r… | 20120855 | |
| Game update | Patch 1.0.4 - Stun Lock Fix & Disorientation Nerf A quick patch that addresses some pain points among the new enemies. More significant level balancings & bug fixes coming soon! If you encounter any bugs while playing, please report them to me on Discord ! ------------------------------------------------------------------- Balance Changes · If Odin gets repeatedly stunned , his stun duration is cut short by increasing amounts each time · I alw… | 20042388 | |
| Game update | Patch 1.0.3 - Operation Octo Time for the post-release Patch :D (Full disclosure: It normally takes me a month to make a boss fight, but I had to make the Twilight Zone boss in 3 days. He needs A LOT of tweaking right now, and I intend to majorly rework him in the next few days!) If you encounter any bugs while playing, please report them to me on Discord ! ------------------------------------------------------------------… | 19997619 | |
| Steam news | Operation Octo is Released! Operation Octo has just released! You can now play up until the first 3 biomes! It has been 5 years since I started making this game - Thank you all so much for being part of the journey <3 If you encounter any bugs while playing, please report them to me on Discord ! ------------------------------------------------------------------- Looking Ahead · I will immediately be working on new gadgets… | — | |
| In-game event | v0.9 Update - Gadgets for Sandy Shallows! Operation Octo is at 2000 wishlists now, thanks to Creeps20 's video essay on the game! (I really thought the game wouldn't even sell 10 copies in the past - Thank you all for believing in this project!) I've got a big round of content upgrades for the demo this time - You can play around with most of them right away :) If you encounter any bugs while playing, please report them to me on Discor… | — | |
| In-game event | v0.8 Update - Blobby & Bumper Reworks! Thank you all for playing Operation Octo during the Next Fest! I have watched many playthrough videos, and have cooked up some major reworks to the early economy as well as turrets - Hope these will help improve a new player's experience! If you encounter any bugs while playing, please report them to me on Discord ! Demo Changes Turret Rework - Blobfish · Blobfish cost increased from 40 to 60 p… | 19114966 | |
| Esports | Steam Next Fest - Operation Octo Broadcast Operation Octo is attending the Steam Next Fest, which kicks off on Monday, June 9th · A broadcast will run for the duration of the week - You can watch it on the game's store page ! · Join our Discord server to get development updates , Twilight Zone (new biome) teasers , community challenges , and the latest YouTube / Twitch coverages of the game! · A new trailer of the game has been released… | — | |
| Esports | Steam Tower Defense Fest - Operation Octo Broadcast Operation Octo is attending the Steam Tower Defense Fest 2024, which kicks off on Monday, July 29 at 10:00 AM PDT · A broadcast will run for the duration of the week - You can watch it on the game's store page ! · Join our Discord server to get Early Access to the 2nd biome of the game - Toxic Wasteland , receive timely info & updates, and watch others play through the new biome live! · A new t… | — | |
| Game update | Demo v0.3 Minor Update A minor update that makes failing at dodging a lot less punishing (and makes it easier to notice high-danger projectiles during a chaotic level), based on what I've seen players who only play Tower Defense struggle with later on in this game. Also did significant reworks on AoE projectiles as well as enemy pathfinding, based on bugs that I've been told about. If you encountered bugs during your… | — | |
| Game update | Demo v0.22 Patch A small patch - Here are the notable changes: · Fixed a glitch where Odin can rapidly heal up by running between different heal tiles (applicable to those who hacked the game and got Heal Snail ) · The Dev Console must now be enabled inside game settings to be useable · The DEMO info panel will no longer pop-up prior to finishing level 1-5 (For those who quitted the game after seeing the pop-up… | — | |
| Game update | Demo v0.21 Patch We are 5 days into the DEMO release - Thank you all for checking the game out! · The game's OST has been entirely revamped (Don't worry, it was only tweaks to the compositions) · The broken in-game Discord link has been fixed Check out the game's Kickstarter campaign if you'd missed it! | — | |
| Community | Join the Discord | — |
Announcements are the developer’s own posts to the game’s Steam news feed: updates and their patch notes, in-game events, releases and sales. The important ones are marked on the players chart.