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SUM header art

SUM

This is a calm yet immersive puzzle-centered platformer, well-suited for players who enjoy mechanical interactions and solving puzzles. It allows you to experience the fun of discovering and overcoming challenges without the pressure of combat.

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Developer
Publisher
Release
August 19, 2025
348 days ago
Steam Reviews
Mixed12 reviews66.7%

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Latest Contributor: IGF TeamEdit notes
Search Google: Who developed SUM?Developer scaleThe operating scale of the game's developer.
Search Google: Who published SUM?Publisher scaleThe operating scale of the game's publisher.
Search Google: Is SUM self-published or published by PunkVenture?Publisher statusHow the game's publishing relationship is classified.
Search Google: How is SUM and PunkVenture funded?FundingThe known source of funding behind the game.
Search Google: Who controls the creative direction and IP for SUM and PunkVenture?Creative controlWho appears to retain creative control of the game.
Search Google: What is the release status of SUM?Release statusWhether and how the game has been released.

Media

6 items

About the Game

As you explore, you'll need to observe environmental clues and decide which card to play at the right moment. The design encourages trial, error, and clever sequencing. The experience is enhanced by atmospheric pixel art visuals and subtle jazz-themed soundscapes, immersing you in a world that feels both stylish and mysterious.

There are no enemies, no health bars — just you, your deck, and your mind.

Key Features

  • Card-Based Mechanics: Solve puzzles by playing different cards with unique effects.

  • Tactical Puzzle Solving: Timing and order of card usage matter in every room.

  • Stylish Presentation: Crisp pixel art with moody lighting and jazz bar aesthetics.

  • Combat-Free Exploration: No fighting — just puzzles, logic, and experimentation.

  • Replay Value: Optional time trials and randomized card draws offer varied experiences.

🎮 Gameplay Feel

Think of it as a mix between Baba Is You and Slay the Spire, but in a 2D side-scrolling format. You’re not just jumping — you’re managing your deck and applying cards like tools to progress through a carefully constructed puzzle world.

If you enjoy clever mechanics, elegant puzzles, and relaxed, thought-provoking gameplay, this game delivers a refreshing twist on the puzzle platformer genre.