Steam News21 December 20256mo ago

Supervillain Lair: Klaus Yoyodyne Jr. Returns!

🎄🦹‍♂️ Supervillain Lair Detected — Klaus Yoyodyne Jr. Strikes Again! ❄️🔥 A chilling disturbance has been detected in Humphreydale! Klaus Yoyodyne Jr.

In this update2

Full notes

Full Hero Zero - Multiplayer RPG update

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What changed

0 fixes0 additions1 change0 removals

Events

changed📅 December 22 – December 28, 2026🎁 Earn special Supervillain Lair rewards

Hero Zero - Multiplayer RPG changes

changed🎁 Earn special Supervillain Lair rewards

🎄🦹‍♂️ Supervillain Lair Detected — Klaus Yoyodyne Jr. Strikes Again! ❄️🔥

A chilling disturbance has been detected in Humphreydale! Klaus Yoyodyne Jr. has resurfaced — fueled by festive frustration and ready to unleash holiday havoc. It’s up to you, hero, to infiltrate his lair, foil his grinchy schemes, and protect the holiday spirit!

📅 December 22 – December 28, 2026

🦹‍♂️ Take down Klaus Yoyodyne Jr. and his minions

🎁 Earn special Supervillain Lair rewards

💥 Restore peace and joy to Humphreydale just in time for the holidays

Suit up, step in, and stop the seasonal sabotage! 🎅✨

#HeroZero #SupervillainLair #YoyodyneJr #HolidayRescue #SaveTheSeason

Source

Steam News / 21 December 2025

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