A single-player casual game. You play as Sandbox characters, parkour and idle.

<p class="bb_paragraph" >Unserious Sandbox is a single-player casual game with some unserious parkour.</p><p class="bb_paragraph" ><span class="bb_img_ctn"><img class="bb_img" src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/3391340/extras/b49571e52b2862b8091638f0318c9f8d.avif?t=1775891412" data-big-src=https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/3391340/extras_big/b49571e52b2862b8091638f0318c9f8d.avif?t=1775891412 width=800 height=258 /></span></p><h2 class="bb_tag" >Traversal</h2><p class="bb_paragraph" >Traversal is a skill-based movement game, like CS's KZ, Surf, or Minecraft parkour. The core mechanics of traversal is about using as little movement input as possible.<span class="bb_img_ctn"><video class="bb_img" autoplay muted loop playsinline poster="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/3391340/extras/38422293a866945e5e1b681efdcf793e.poster.avif?t=1775891412" width=800 height=450 ><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/3391340/extras/38422293a866945e5e1b681efdcf793e.webm?t=1775891412" type="video/webm; codecs=vp9"><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/3391340/extras/38422293a866945e5e1b681efdcf793e.mp4?t=1775891412" type="video/mp4"></video></span></p><h2 class="bb_tag" >Ragdoll Physics</h2><p class="bb_paragraph" >Play with ragdoll physics in sandbox maps. Embrace the chaos and master the art of falling flat...<span class="bb_img_ctn"><video class="bb_img" autoplay muted loop playsinline poster="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/3391340/extras/6c77ace4c06315c8714f769febae326c.poster.avif?t=1775891412" width=800 height=450 ><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/3391340/extras/6c77ace4c06315c8714f769febae326c.webm?t=1775891412" type="video/webm; codecs=vp9"><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/3391340/extras/6c77ace4c06315c8714f769febae326c.mp4?t=1775891412" type="video/mp4"></video></span></p><h2 class="bb_tag" >The Sandbox</h2><p class="bb_paragraph" >One day, a Sandbox learned two words: <i><strong>Unseriverse, Susbicious.</strong></i> Then, the Sandbox became unserious and began parkour.<span class="bb_img_ctn"><img class="bb_img" src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/3391340/extras/42e1ec152072ecb4ef22e28ba816572d.avif?t=1775891412" data-big-src=https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/3391340/extras_big/42e1ec152072ecb4ef22e28ba816572d.avif?t=1775891412 width=800 height=534 /></span></p><p class="bb_paragraph" > </p>

Good Game Database

Unserious Sandbox Achievements