Once Upon a Shell game cover

Once Upon a Shell CD Key

A roguelike racing game where a tortoise uses its shell to slide downhill and gain blistering speed. Race against hares in chaotic, fast-paced events. Evolve movement with upgrades to gain speed. Complete four divisions in one run to claim the Hare Cup in a watercolor storybook world.
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Release Date

26 Dec, 2025

Publisher/Developer

Razzledazzle Studio, DADIU

Reviews

Steam: 78.35% positive (76/97)
Metacritic: -

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Current Steam price: FREE
Lowest Steam price ever: FREE — 2026-10-19
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Once Upon a Shell description

Once Upon a Shell is a roguelike racing game of ridiculous speed and wild upgrades. As a determined tortoise, you use your shell to your advantage and slide downhill to generate momentum, turning every run into a test of timing and daring.

In fast-paced races, outrun a pack of overconfident hares as momentum matters above all else. Chaotic competition unfolds across a series of courses where speed can flip the tide in an instant, forcing you to read the track, opponents, and your own boost windows with surgical precision.

Master the Shell Slide by tucking into your shell to drift around the grasslands with ecstatic speed. Each glide blends acceleration, cornering, and position, letting you weave through rivals and terrain with a fluid, ecstatic rhythm that rewards daring risk and clean execution.

Evolve Your Movement as you play. Unlock movement upgrades that shape how you gain speed and how fast you become, enabling powerful combos between races. Your path through upgrades reshapes your playstyle, inviting experimentation and strategic planning with every new run.

Conquer the Hare Cup by claiming all four divisions in a single run. Only a steady tortoise, guided by careful choice and bold slides, can prove that patience and perseverance can outpace the hares in the long haul of competition.

A Living Fable invites you into a charming watercolor storybook world that continues the classic tale of The Tortoise and the Hare. The visuals and atmosphere blend whimsy with a sense of myth, offering a playful setting where every race feels like a page from a modern fable.

Built around the idea of per‑run discovery, the game feeds your appetite for momentum and mastery. Each attempt presents new upgrade paths and pacing decisions, encouraging you to refine your flow, test fresh combos, and seek the perfect balance between aggression and control.

Once Upon a Shell delivers a distinct blend of speed, strategy, and storytelling. It invites players to feel the rush of downhill acceleration, perfect the art of the shell slide, and pursue a bold, timeless victory where a patient tortoise can eclipse even the swiftest hares.