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Mauri Mursu's Odyssey

A heartfelt 3D action-adventure about courage, friendship, and inner fire. Explore vibrant islands, battle mythic beasts, uncover ancient secrets, and restore lost Virtues as Mauri — an unlikely walrus hero.

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December 12, 2025
233 days ago
Steam Reviews
Mostly Positive10 reviews70.0%

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Updated: Jul 14, 2026Developer scaleThe operating scale of the game's developer.
Updated: Jul 14, 2026Publisher scaleThe operating scale of the game's publisher.
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Search Google: Is Mauri Mursu's Odyssey self-published or published by Fennonauts?Publisher statusHow the game's publishing relationship is classified.
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About the Game

A heartfelt action-adventure about courage, friendship, and inner fire.
Explore vibrant islands, battle mythic beasts, uncover ancient secrets, and relight the lost Virtues of the world — as Mauri, an unlikely walrus hero.

🦭 A WALRUS HERO. A BROKEN WORLD. A FIRE THAT MUST BE LIT.

Long ago, the world was guided by ancient Virtues — Courage, Justice, Temperance, and Wisdom.
Now those fires are fading… and something dark is stirring beneath the waves.

After a carefree night out, Mauri’s best friend Touko vanishes without a trace. That same night, Mauri is visited by a powerful vision: the Wise Walrus Wizards appear to him in a dream, warning of the Black Tusks — a mad cult spreading across the Walrus Islands, twisting minds, hoarding power, and hunting the legendary Secret Walrus Fire.

You play as Mauri, a curious, stubborn, big-hearted walrus who never asked to be a hero — but may be the only one left who can become one.

Explore mysterious islands, help strange and unforgettable creatures, battle towering bosses, and uncover ancient secrets in a humorous, tongue-in-cheek 3D action-platform adventure with light RPG elements. Expect lively NPCs, meaningful quests, hidden paths, collectibles, and secrets everywhere — all wrapped in a warm, nostalgic style inspired by classic adventure games.

Beneath the jokes and charm lies a heartfelt journey about friendship, responsibility, and choosing who you become.

🌍 EXPLORE A HAND-CRAFTED WORLD

• Freely explore beautiful, stylized islands full of secrets
• Discover hidden caves, ancient temples, forgotten ruins, and dreamlike locations
• Every island has its own culture, creatures, mysteries, and tone
• Optional paths, secret areas, and rewarding exploration everywhere

This is a world designed to reward curiosity, not rush you forward.

⚔️ DYNAMIC COMBAT & EPIC BOSSES

• Fast, responsive third-person combat
• Melee, magic and movement-based attacks
• Large Boss fights inspired by classic adventure games
• Each boss represents a lost Virtue: Wisdom, Temperance, Courage, Justice

Bosses aren’t just enemies — they’re characters with history.

🧩 QUESTS, PUZZLES & ODD JOBS

• Main quests, side quests, and secrets
• Environmental puzzles and platforming challenges

• Funny, touching, and sometimes absurd NPC stories
• Multiple optional activities and a bar arcade mini-game "Trippy Bottle"

Some quests are heroic.
Some are silly.
Some are… unexpectedly emotional.

🎩 PROGRESSION, COLLECTIBLES & SECRETS

• Collect items, hats, sea shells, vinyl records, and secret hidden ancient shards
• Level up, unlock powers and a powerful end-game reward
• Tons of secrets, hidden achievements, and Easter eggs
• Completionists will have a lot to chew on

Play casually — or dive deep.

A tongue-in-cheek 3D action-platformer with RPG flavor, quirky NPCs, rewarding quests, hidden secrets, and fluid combat that values movement, timing, and choice.

Features at a glance:

🦭 Play as Mauri, a lazy walrus hero with a heart of gold
🌍 Explore hand-crafted islands and their towns full of secrets
⚔️ Fluid, positioning-based combat inspired by classic open-world adventures
🧩 Quests, puzzles, and memorable and funny NPCs
🎩 Collectibles, leveling up, and hidden secrets to find
🔥 A heartfelt story beneath the humor