Survive Whisper Mountain Outbreak together with your friends for free! Grab one friend who owns the full game, have them host a lobby and get the room code! Don’t have friends? Don’t worry, try the offline solo demo.

<h2 class="bb_tag" >Whisper Mountain Outbreak - Friend’s Pass</h2><h2 class="bb_tag" >Survive together, even if only one of you owns the game.</h2>Whisper Mountain Outbreak - Friend’s Pass lets anyone join a full co-op session without owning the main game. All you need is a Room Code from a friend who owns the full game, then prepare to dive into the horror together.<h2 class="bb_tag" >Why This Friend’s Pass is a Game Changer</h2><ul class="bb_ul"><li>Play the entire isometric PvE co‑op survival horror experience together, without owning the full version. Jump straight into your friend’s co-op lobby, no barriers, just scare-filled teamwork.</li><li>Sample the solo demo offline to feel the tension and mechanics on your own before diving into co‑op.</li></ul><h2 class="bb_tag" >How the Experience Unfolds with Friend’s Pass</h2>Here's how it works:1. Grab a Room Code from a friend who owns the full game.2. Download Friend's Pass for free.3. Play the entire game together! A Friend’s Pass player can:✅ Join a friend’s lobby✅ Play solo demo offline (limited levels) A Friend’s Pass player can not:❌ Host multiplayer lobby❌ Unlock achievements❌ Unlock new content❌ Recorded in the leaderboard❌ Earn Steam Trading Cards <img class="bb_img" src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2595010/extras/a359db5ea99923434ea24db12164275c.avif?t=1763609945" width=1600 height=2215 /> <h2 class="bb_tag" >Enter Mt. Bisik's Horror, Co‑op Only Gets Stronger</h2>Set in 1998, a mining operation awakens an ancient curse on Mt. Bisik. A mysterious fog brings whispers and monsters, trapping you and your team inside.Together with up to four players, you’ll:<ul class="bb_ul"><li>Fight off waves of terrifying creatures. Armed with melee and ranged weapons, herbs, and teamwork. <video class="bb_img" autoplay muted loop playsinline poster="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2595010/extras/0a5ec5bd849b8ae133ca3febd81862ca.poster.avif?t=1763609945" width=600 height=200 ><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2595010/extras/0a5ec5bd849b8ae133ca3febd81862ca.webm?t=1763609945" type="video/webm; codecs=vp9"><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2595010/extras/0a5ec5bd849b8ae133ca3febd81862ca.mp4?t=1763609945" type="video/mp4"></video></li><li>Solve environmental puzzles. Unlock doors, find keys, and piece together the curse’s secrets. <video class="bb_img" autoplay muted loop playsinline poster="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2595010/extras/c9ec40e9d8ed16762f3767100f8886a5.poster.avif?t=1763609945" width=600 height=200 ><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2595010/extras/c9ec40e9d8ed16762f3767100f8886a5.webm?t=1763609945" type="video/webm; codecs=vp9"><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2595010/extras/c9ec40e9d8ed16762f3767100f8886a5.mp4?t=1763609945" type="video/mp4"></video></li><li>Scale your abilities. Choose from six agent classes each run, progress skills, craft items, and adapt to mounting threats. <video class="bb_img" autoplay muted loop playsinline poster="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2595010/extras/e68628b16ec1cf43c0ec4e90efd8a967.poster.avif?t=1763609945" width=600 height=200 ><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2595010/extras/e68628b16ec1cf43c0ec4e90efd8a967.webm?t=1763609945" type="video/webm; codecs=vp9"><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2595010/extras/e68628b16ec1cf43c0ec4e90efd8a967.mp4?t=1763609945" type="video/mp4"></video></li><li>Explore tense and claustrophobic terrain. Fog shrouded rooms, limited visibility, and eerie pixel art visuals mixed with 3D environments build constant tension. <video class="bb_img" autoplay muted loop playsinline poster="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2595010/extras/c0bb6acb90d5779aabb1e26429d8870d.poster.avif?t=1763609945" width=600 height=200 ><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2595010/extras/c0bb6acb90d5779aabb1e26429d8870d.webm?t=1763609945" type="video/webm; codecs=vp9"><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2595010/extras/c0bb6acb90d5779aabb1e26429d8870d.mp4?t=1763609945" type="video/mp4"></video></li></ul><h2 class="bb_tag" >Download Whisper Mountain Outbreak - Friend’s Pass now, get a Room Code, and join the outbreak for free.</h2>

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Whisper Mountain Outbreak Friend's Pass Achievements