Lone Fungus

Lone Fungus

Released Apr 2023

A handcrafted open-world platformer set in a world built by Mushrooms! Explore different locations filled with secrets, acquire new abilities and use those abilities to reach new places!

83% positive · 1,176 reviews
Done
All announced content has been released
High confidence
Done
All announced content has been released
High confidence

Where to buy

Steam $19.99
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Evaluation

Lone Fungus graduated from Early Access on April 7, 2023 and received a wave of quality-of-life patches in the weeks immediately following launch. The developer then shipped one substantial post-launch update on May 7, 2024 — the 1.1 Boss Rush update — which added new bosses, a boss rush mode (a promised Kickstarter stretch goal from the original campaign), rebalanced combat, and other improvements. That same post explicitly stated: "This will likely be the last bigger update to Lone Fungus before I go full-time onto other projects." No further content updates to the original game have been announced or shipped since May 7, 2024. The developer's attention has shifted entirely to a sequel, Lone Fungus: Melody of Spores, which launched on November 7, 2025. There are no unreleased DLC listings, no outstanding commitments to the original game, and no developer statements suggesting further content is planned for it. The game launched as a complete product and received one final major update that fulfilled its remaining Kickstarter obligations before the developer moved on.
Evidence
The 1.1 Boss Rush update shipped, fulfilling the last promised Kickstarter stretch goal. The developer explicitly stated this would 'likely be the last bigger update to Lone Fungus' before moving full-time to other projects.
news post · May 7, 2024 source development ending
high
Developer announced the sequel, Lone Fungus: Melody of Spores, is releasing the following day — confirming the developer's focus has fully shifted to the new game with no mention of further updates to the original.
news post · Nov 6, 2025 source development ending
medium

Media

Details

Developer
Publisher
BASTI GAMES
Achievements
52
Platform
Windows
Controller
full support
Steam Deck
Verified
Players
Single-player

About this game

Lone Fungus is a true Metroidvania set in a world built by mushrooms where you play as the last mushroom alive. Explore an ancient world, acquire new abilities and discover secrets!

Exploration

There exist ten distinct areas for you to explore, each with its own unique set of enemies and obstacles. If you are willing to scour every nook and cranny in each area, you'll uncover plenty of secrets and receive well-deserved rewards. Through your exploration, you will earn significant upgrades in the form of Relics, Emblems, and upgrades to your Health or Mindpoints. These upgrades will undoubtedly be valuable to any player. To learn more about these upgrades, check out the combat section!

Features

- Explore a huge interconnected world gated with true Metroidvania progression.

- Fast and responsive combat, play as an acrobatic mushroom!

- A spell system based on how you strike spells with your sword, giving spells multiple uses and a creative approach to combat.

- Unique and challenging platforming gameplay reminiscent of modern platformers such as Celeste but set in a fully open world. *optional*

- Play the game how you want! Pick between four difficulty modes or use the accessible Assist Mode!

Combat

The Combat in Lone Fungus is simplistic but has depth in terms of customization. You can for instance parry anything that would normally would damage you, but parrying incoming projectiles in particular will shoot them back at foes. You are however never forced to parry and you can even change how the parry system works by equipping Emblems!

Emblems are items you will find all over the world. Equipping an Emblem might change how the parried projectile behaves, for instance, you can make it home into enemies but deal less damage. Or instead of bouncing a projectile off your cap you will do damage to anything near you. There is even a Vortex Emblem which destroys multiple projectiles around the player.

Upgrades and Build customizations

In addition to Emblems, there are Relics that work very similarly to the Charm system in Hollow Knight. Some change how your healing works and others increase your sword damage or give you additional protection. There are 60 Relics in the game and you choose what your strengths will be through the Relics. You can make some really specialized builds focusing on defense, healing, speed, melee attacking, or spell-casting!

And then there are permanent upgrades that you gain from fighting bosses, these are all from spells to new moves and types of attacks!

Bosses

In Lone Fungus, you can challenge and defeat 33 bosses to acquire new abilities. My goal is to design engaging and equitable boss battles that can be won without sustaining any damage from the boss. To achieve this, I craft distinct attack patterns for each boss and provide clear cues before their strikes. Additionally, I limit the randomness of their attacks. My aim is to provide an enjoyable and stimulating experience where players can triumph over bosses by mastering their techniques.

Platforming

Lone Fungus is essentially a precision platformer, but it doesn't compel you to undertake overly difficult platforming tasks in order to advance in the game. Instead, all the platforming challenges are confined to optional side rooms, allowing you to relish the game as a Metroidvania-style adventure game focused on combat and exploration, while still benefiting from the precise controls of a precision platformer. However, if you're inclined to master the game's hardcore mechanics, there are practice rooms available for you to refine your skills and take on the most daunting platforming challenges that the game has to offer.

Play the game how you want!

The game features 4 difficulty modes, several ways to customize controls (like a dedicated down-attack button), and a full-featured Assist-Mode!

The Assist-Mode allows you to turn on 6 different features which will drastically make the game more accessible.

Platforming Pause - Increases the pauses between platforming mechanics like Mushmovers, giving you a larger room to react and breathe in between platforming sections.

Magic Platforms - Adds special platforms to some sections in the game to make them much easier.

Worldmap Hints - Will show items you have missed in rooms you have already visited.

Stronger Sword - Increases your sword's base damage, allowing you to beat bosses easier.

Infinite MP - Play without having to manage your Mindpoints, heal and cast spells as much as you want!

Invincibility - You cannot die!

Keep in mind that the Assist-Mode is not only for players that might think the game is too tough but it can also be used to just mess around and have fun with the game in your own way!

Last evaluated Jun 23, 2026
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