Last 7 days
Screenshots, achievements, specs, every price change and sale we've seen on Steam, and trading cards.
Loading from Steam…
Steam prices for United States (change the country in the top bar), and Steam keys from authorized stores.
Checking other stores…
Loading from Steam…
75% positive of 36 · Mostly Positive · Live from Steam
Loading reviews from Steam…
Cellyon: Boss Confrontation is a 100% Bossfight, 0% Farming cooperative game, inspired by MMORPGs like World of Warcraft, Final Fantasy 14 or Starwars the Old Republic. By teams of 4 or in solo, come and try the experience now!
Live data from Steam, tracked by SteamPlayerBase.
What changed on Steam for this game since we started following it: prices and sales, builds, name, release date and review score.
Review score: 75% on 2026-11-01 → 75% today (36 reviews)
No authorized Steam key store lists this game right now.
Not tested by Valve yet. Results from Valve's own testing.
Valve hasn't published test details for this game.
Every build released on Steam for this game since we started tracking it, with the developer's patch notes. Updated within minutes of each new build.
News on Sentry Games and Cellyon Boss Confrontation’s Sunset Free Update! Hello, everyone! It’s been a couple of years since Cellyon has launched and we wanted to take a moment to reach out and give an update from Sentry Games! First and foremost, thank you ev…
Fixes: - The Recipes in the crafting screen for weapons/armor and other equipment are now displayed correctly. - The leaderboard button, in the quick game menu, and for solo levels, now opens the leaderboard in the correct position. Changes: - The max number o…
Features: - Add Outfit selection for humanoid bosses (Boss Maker) - Add Objectives node (Boss Maker) - Add Dialog node (Boss Maker) - Add Humbaba Totem - Add new menu for solo bosses - A new event: Willow Sister Challenge offers various rewards (2 player bosse…
Features: - The executor and whorshipper armors can be crafted - A new event : Damkina smugglers offers various rewards Changes: - Humbaba's spells icons have been improved - Spells have a new impact sound - The temple has new dynamic shadows Fixes: - Fixes a …
Adventurers, Happy New Year 2022 everyone and welcome to patch 0.9.8.6. For the beginning of this year, we invite you to get started in collecting the emblematic bosses and monsters of Cellyon: Boss Confrontation in order to make them your personal pets :) Fro…
Changes : - The new map Damkina Complex can be used in the boss maker Fixes : - Fixed a bug where new players add to restart the game the first time. - Fixed a bug where the audio system failed to start in the main menu, resulting in no sound in the game. - Fi…
Reckless Adventurers, Welcome to the Halloween 2022 event! From November 25 to November 1, the Sentry Games team is offering you the chance to get exclusive cosmetic content. To celebrate with you this first Halloween of the 1.0 release, you'll have the opport…
After two years in early access, Cellyon: Boss Confrontation is available in its final version! With this new version, you can discover additional content, brand new features, and a ton of bug fixes. A whole new combat menu The combat menu changes completely! …
Dear Explorers, Welcome to the Summer Event 2022 update! From June 23th to July 7th, the Sentry Games team is offering you the chance to customize your character with an exclusive armor set! Plus, you'll have the opportunity to collect tons of materials that w…
Dear Explorers, Welcome to the Luna New Year 2022 update! From January 27th to February 3rd, the Sentry Games team is offering you the chance to customize your character with an exclusive Luna New Year mask! Plus, you'll have the opportunity to collect a uniqu…
Winter explorer, Welcome to the Winterfest 2021 update! From December 21th to January 4th, the Sentry Games team is offering you the chance to customize your character with an exclusive winterfest skin! Plus, you'll have the opportunity to collect a new tag as…
Lost Souls, Welcome to the Halloween 2021 update! From November 28th to 15th, the Sentry Games team is offering you the chance to get an exclusive armor. Plus, you'll have the opportunity to collect the Flaming Skull Helmet and Pumpkin-Shaped Helmet as well as…
1 item on Steam, newest first.