Helix: Descent N Ascent

The Double Who Undoes Everything

by Badass Mongoose

Adventure gameSteamSwitch$14.99

Reviewed by the Rankeno RPG & Adventure DeskUpdated Oct 2026

Helix: Descent N Ascent is an Adventure game for Steam and Nintendo Switch. It's held back by poor teaching of those combinations, sluggish early traversal, and a late game that grinds down completionists — solid, but recommend it to the right audience. It scores 7.3 out of 10 — Good.

7.3Good#393 of 597 Adventure games

How it scored How we score

  • Design8.0
  • Innovation7.0
  • Value7.5
  • Utility6.5

In one line

Badass Mongoose’s wordless, ink-drawn puzzle-adventure pairs a clever five-ability combination system with a doppelgänger mystery its mechanics actually carry.

Released Jul 23, 2026

The verdict

It’s held back by poor teaching of those combinations, sluggish early traversal, and a late game that grinds down completionists — solid, but recommend it to the right audience.

What we liked

  • Hand-drawn 4K monochrome art with a distinct comics heritage
  • 25 ability interactions that grow the puzzle space with each new power
  • Mechanics and story reinforce the identity theme
  • Arcade cabinets work as progression keys, not filler
  • Main-path puzzles are fair and rarely frustrating

What could be better

  • Ability combinations are poorly taught for a wordless game
  • No running early on makes backtracking a chore
  • Some rooms lock you in, requiring an exit and reload to backtrack
  • Chromatic aberration can be harsh on sensitive eyes
  • Late meta puzzles make 100% completion a grind

Is it for you?

Best for

  • Puzzle-adventure fans who liked wordless, atmospheric games and want more systemic depth.
  • Comics and illustration enthusiasts, especially readers of Franco-Belgian bande dessinée and '90s manga.
  • Players seeking non-violent games with real mechanical challenge.
  • Handheld puzzle players on Switch and Switch 2 who want something to work through in focused sessions.

More reviewed in Adventure

Overview

Most puzzle games treat you as the only agent in the room. Helix: Descent N Ascent asks a better question: what happens when someone else is working against you, and that someone looks exactly like you?

Developed by Belgian studio Badass Mongoose, Helix is a single-player 2D puzzle-adventure told entirely without words. You wake in a dark, lifeless world with no body of your own, the last of your kind. You aren’t alone. A being identical to you keeps undoing your progress, and the story turns on whether this double is an ally, a rival, or something stranger. The themes are identity, solitude and relationships. Those are heavy subjects for a game with no dialogue, and the wordless delivery is a deliberate bet that images and systems can carry meaning without text.

The game launched on July 23, 2026 for PC via Steam and Nintendo Switch, with Switch 2 support. There’s no violence. That’s unusual for a genre that often adds combat to pad runtime, and it places Helix alongside contemplative indie puzzlers rather than action-platformers wearing puzzle clothing.

Its pedigree is unmistakably European. The 4K hand-drawn black-and-white art pulls from three traditions: 1970s Franco-Belgian comics, 1980s indie comics and 1990s manga. For a Belgian studio, the bande dessinée influence reads as heritage, not pastiche.

Early reception is positive but thin. Steam user feedback skews favorable, and Screen Hype scored it well, calling it a “Delightful Adventure.” Critical coverage is still sparse, and outlets like Nintendo Life haven’t weighed in. Helix is a well-liked game that hasn’t yet had a full critical stress test.

Key features

  • Five Combinable Abilities: You unlock five powers one at a time, including conjuring movable blocks and projecting a temporary clone of yourself. They combine into 25 distinct interactions across three tiers of complexity.
  • Monochrome Inversion: One ability swaps black and white, revealing hidden paths in the same geometry. It’s the game’s signature trick and its best visual idea.
  • Ability-Gated Exploration: Areas stay sealed until you have the right power. Maps and scraps of paper fill in the wordless story as you push outward.
  • Playable Arcade Cabinets: Cabinets scattered through the world hold chiptune minigames, and beating them opens new areas, so they act as keys rather than distractions.
  • 4K Hand-Drawn Art: Every frame is illustrated in high-resolution monochrome, with an atmospheric score underneath.

Analysis

The Premise as Mechanic

Plenty of games use a doppelgänger as a story device. Fewer let the theme shape the systems, and Helix does. You have no body of your own. One ability projects a copy of yourself. Your antagonist is a copy of yourself. The world can invert itself, turning black to white and white to black. Every major mechanic restates the central question of what “you” means when you can be duplicated, mirrored or undone.

That coherence is the design’s quiet achievement. Wordless games often feel like they’re withholding text for style. Helix doesn’t need words because its rules already tell the story. Each time the projected double solves a puzzle, it’s the same tool the game’s mystery revolves around, and that kind of thematic alignment is rare.

The double who undoes your progress also changes the stakes. A standard puzzle room is a lock waiting for a key. A room someone might un-solve behind you feels contested. It adds tension without combat, which matters in a game that has deliberately sworn off violence.

Five Abilities, Twenty-Five Answers

The combinatorial system is where Helix earns its puzzle credentials. Five abilities yielding 25 interactions reads like a five-by-five matrix, and the three tiers of complexity suggest a proper difficulty curve rather than a flat pile of permutations.

This is the right way to scale a puzzle game. Introducing a new verb every few hours eventually overwhelms players. Making existing verbs multiply against each other means every new ability retroactively enriches the old ones. A movable block is a block. A movable block plus a temporary clone becomes a timing problem. Add color inversion and the same room might hide a second, contradictory solution space.

Steam players most often praise the clever puzzles, and the consensus is that the main path is rarely too hard. That reads as well judged. Helix wants players moving through its world, not stuck in one room.

The Onboarding Problem

The combination system is also the game’s biggest weakness. Screen Hype flagged that ability combinations aren’t clearly explained, and that’s a serious design failure, not a nitpick.

A wordless game can’t fall back on a tooltip, so it has to teach through level design. Every combination needs a safe, readable introduction before the game asks players to use it under pressure. When that teaching misses, players can’t tell whether they’re failing to execute a solution or failing to know an interaction exists. That ambiguity is where puzzle-game frustration lives. “I can’t figure this out” is satisfying. “I didn’t know that was possible” is not.

Exploration and the Gated World

Helix borrows the Metroidvania idea of ability-gated progress, and it mostly works. Players consistently praise a well-made world that rewards exploration. The maps and paper scraps give curious players a reason to look into corners and keep the lore optional for those who’d rather just solve.

The friction sits at both ends of the playtime. Early on, there’s no way to run, one of the most common Steam complaints. In a game built on backtracking through gated areas, slow traversal compounds. Every return trip costs more time than it should.

Screen Hype also notes that some rooms lock you in, forcing players to exit and reload to backtrack. That’s an old-school workaround a 2026 release shouldn’t require. When the fix for a design problem is “leave the game,” the problem is the design.

The Arcade Cabinets

The cabinets are the most charming idea here, and they’re structurally smart. Badass Mongoose didn’t make them side content. Beating a chiptune minigame opens new areas, so they act as alternative keys in the progression system. A game within a game, used as a gate, gives the world texture and a sense that its inhabitants once played and built things for fun.

The Completionist’s Wall

Players broadly agree that the late-game “meta” puzzles can be too hard for comfortable 100% completion. That’s a defensible choice, since optional content is where puzzle designers should get mean. Combine it with poorly taught combinations, slow traversal and lock-in rooms, though, and the final stretch for completionists turns from challenging to grinding.

Visuals & performance

This is the game’s strongest argument. The 4K hand-drawn monochrome art is striking, and its influences show. Franco-Belgian clean-line work grounds the architecture, 1980s indie comics bring grit and heavy blacks, and 1990s manga adds dynamic framing and atmosphere. Nobody sensible mistakes this for a generic “dark indie” look. It belongs to a specific tradition and has real authorship.

The black-white inversion ability is where the art direction and design converge. In a monochrome world, swapping the two values transforms the whole frame. It’s the best visual-mechanical idea in the game.

The main technical complaint is chromatic aberration. Screen Hype warns it can be too strong for sensitive eyes. It’s an odd choice for crisp ink work: color fringing on a black-and-white comic is like smudging a freshly inked page. Players sensitive to the effect should check the settings early.

The atmospheric music stays in the background and supports the solitude, and the chiptune cabinets give a deliberate tonal break.

Platform nuances

Steam (PC): This is where the 4K illustration gets full resolution, and on a high-resolution monitor the line work has room to breathe. The game is a precise 2D puzzle-adventure, so a controller is the natural fit, though keyboard input suits the deliberate pace. Nearly all user feedback so far comes from Steam.

Nintendo Switch / Switch 2: Ink-heavy, short-room puzzle design is well suited to handheld play, and a portable wordless puzzler is a fine commuting companion. The original Switch’s lower output resolution can’t show the 4K source art at full detail, so some fine line work will be downsampled. Switch 2 support should narrow that gap. Switch-specific critical coverage is still thin, and Nintendo Life hasn’t reviewed it, so performance on Nintendo hardware is less documented than on PC. Platform-agnostic issues like lock-in rooms that force a reload and slow early traversal follow you everywhere.

Final verdict

Helix: Descent N Ascent is a game that makes the indie scene worth watching. Badass Mongoose has a clear aesthetic identity, a smart combinatorial puzzle system and a premise that its mechanics carry rather than decorate. The doppelgänger mystery works because every tool echoes the question at the center of it.

It isn’t polished enough to be essential. A wordless game lives or dies on how it teaches, and Helix doesn’t teach its combinations well. The lock-in rooms, the missing early run button and the overcooked chromatic aberration are small cuts, but they add up, and they cluster around the backtracking and late-game completion the game asks players to commit to.

The positive Steam reception is earned, but it reflects a small, self-selected audience. The main path is well paced; the pursuit of 100% is a test of patience. We recommend it for the art and the puzzles, with the caveat that the last few meta puzzles may be best left alone.

Reviewed by the Rankeno RPG & Adventure Desk. Scores are out of 10; the overall score is the desk’s editorial judgement, informed by the four sub-scores above. How we review

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Quick facts

Developer
Badass Mongoose
Released
Jul 23, 2026
Price
$14.99
Genres
Adventure, Indie

Questions about Helix: Descent N Ascent

Is Helix: Descent N Ascent worth it?

Helix: Descent N Ascent is a game that makes the indie scene worth watching. Our editors scored Helix: Descent N Ascent 7.3 out of 10, which puts it in our Good band.

Why does Helix: Descent N Ascent score 7.3 out of 10?

With a score of 7.3 out of 10, Helix: Descent N Ascent lands in our Good band. Design is its strongest category at 8.0 out of 10. Utility is the weakest at 6.5.

What do our editors like most about Helix: Descent N Ascent?

Hand-drawn 4K monochrome art with a distinct comics heritage. 25 ability interactions that grow the puzzle space with each new power.

What do our editors say is Helix: Descent N Ascent's biggest weakness?

Ability combinations are poorly taught for a wordless game. No running early on makes backtracking a chore.

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