Merge fish to blast horrors! Abyssal Merge is a Suika-shooter roguelike where every merge scales your power. Shoot fish down to grow, and auto-fire up to survive eldritch waves. Featuring boss fights, unlockable ships, and a unique coin-shooting shop. Hold the line!

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Planned Release Date: 2026

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About This Game

One Boat. Two Frontiers. Zero Room for Error.

Abyssal Merge is a frantic, physics-based roguelike that combines the satisfying strategy of a "Suika" merge game with the high-stakes action of a top-down arcade shooter. As a lone captain on a haunted sea, you must balance the scales between the bounty below and the nightmares above.

The Split-Screen Struggle

Your screen is divided by a shimmering red line. You are the barrier.

  • Shoot Down: Launch fish into your Net. When two fish of the same tier touch, they merge into a larger, more valuable form.

  • Shoot Up: Your secondary cannon fires automatically at the Horrors—undead, skeletal echoes of the deep. If they reach the red line, they fall into your net as dead weight, stealing your space and threatening your survival.

Scale or Perish

Every merge you perform in the Net fuels your boat's power. Your auto-cannon’s damage increases based on how many merges you achieved. To defeat the increasingly tanky Horrors and the massive Bosses that emerge every so often, you must keep merging. If your Net overflows and crosses the red line, the abyss takes you.

Features

  • Dynamic Roguelike Progression: Choose from randomized upgrades every level-up to tailor your build to your playstyle.

  • The "Coin-Shot" Shop: A unique, interactive meta-progression system. Aim and shoot your earned coins at upgrade blocks to unlock permanent buffs and new ships.

  • Eldritch Bosses: Face massive entities that spawn powerful minions. Survive the onslaught to unlock new vessels.

  • Unlockable Ships: Master different weapon types, from the wide-reaching Split Shot to the chaotic, high-fire-rate Whirlwind.

  • Compete for Glory: Defeat the three Great Bosses in Survival Mode to unlock Endless Mode and claim your spot on the Global Leaderboards.

System Requirements

    Minimum:
    • OS *: Windows 7/Windows 8/Windows 10
    • Processor: 2.0+ GHz
    • Memory: 2 GB RAM
    • Graphics: Radeon HD5450 or better; 512 MB or higher
    • DirectX: Version 9.0
    • Storage: 100 MB available space
    • Sound Card: 100% DirectX9.0c compatible sound card and drivers
* Starting January 1st, 2024, the Steam Client will only support Windows 10 and later versions.
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