Legend of Mushroom Celebrates 30 Million Downloads with Overlord

Legend of Mushroom continues to establish itself as one of the most successful idle RPGs for mobile devices in recent years. To celebrate the milestone of 30 million downloads worldwide, the game has launched a collaboration event with the popular anime Overlord, introducing iconic characters, exclusive rewards, and limited-time themed activities.

The collaboration is now live and is part of a series of special events designed to reward both veteran players and those who join during the event.

Legend of Mushroom Surpasses 30 Million Downloads

The developer confirmed that Legend of Mushroom has reached the milestone of 30 million downloads worldwide, a major achievement that reflects the game's steady growth since its release. The title has remained one of the most popular idle RPGs thanks to its blend of automatic progression, character customization, and frequent updates featuring new events.

The game allows players to control a small mushroom embarking on an adventure to become a powerful warrior. As they progress, they can unlock different classes, upgrade equipment, challenge powerful bosses, join alliances, and enjoy multiple game modes built around continuous progression.

What Does the Overlord Event Include?

As part of the celebration, Legend of Mushroom introduces a crossover with Overlord, one of the most recognized fantasy anime and light novel franchises.

The event includes several new features, including:

• Special login campaigns.
• Exclusive items inspired by Overlord.
• Limited-time themed events.
• New cosmetic bundles.
• Special content featuring characters from the anime.

Players who log in during the event can claim the Momon outfit and the Eclair companion for free, while also participating in activities created exclusively for this collaboration.

Overlord Characters Arrive in the World of Mushrooms

The collaboration also brings several iconic Overlord characters through exclusive skins, heroes, and themed content.

The confirmed characters include:

• Ainz Ooal Gown
• Albedo
• Shalltear Bloodfallen
• Demiurge
• Momon

These characters will be available through exclusive skins, limited-time events, and special rewards throughout the collaboration period.

More Rewards for New and Returning Players

In addition to the Overlord collaboration, the 30 million download celebration includes a variety of rewards for the entire community.

Among the available rewards are:

• 1,777 Diamonds.
• Up to 3,000 summons unlockable through event activities.
• Daily login rewards.
• Exclusive anniversary items.
• Bonuses for new servers.

These rewards are designed to help new players progress faster while providing additional incentives for existing members of the community.

An Idle RPG with a Consistent Collaboration Schedule

Over the past year, Legend of Mushroom has maintained a steady schedule of updates featuring collaborations with various entertainment franchises. Before the Overlord event, the game had already partnered with series such as One-Punch Man and Palworld, while also introducing new progression systems, game modes, and seasonal events.

This strategy has helped maintain an active player base through regular content updates and exclusive rewards, contributing to the game's milestone of 30 million downloads.

How Long Will the Event Be Available?

The Overlord collaboration began on July 3, 2026, and will be available for a limited time. Some activities, login campaigns, and exclusive event features have their own schedules within the collaboration, so players should check the game's official announcements for the exact availability of each activity.

With this event, Legend of Mushroom celebrates one of the biggest milestones in its history by offering exclusive content, free rewards, and one of the most significant collaborations the game has received to date.