IMHO.

Games like The Harbinger of the Deep

If The Harbinger of the Deep is your kind of game, the closest matches are Earl vs. the Mutants, FULLYBROKEN: WAY HOME - A Roguelike Shooter and Gearomancer — picked from the ranked list below. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.

Get personalized picks →

About The Harbinger of the Deep: Destroy the frustrations of other Beings and befriend them, or ignore them and slay them all instead! Shoot your actions and decide the fate of this submerged world in The Harbinger of the Deep!

ActionAdventureRPGWindows · Linuxby CraftedCircuitry
The Harbinger of the Deep — Steam game cover

Players who liked The Harbinger of the Deep also play

Steam players who put hours into The Harbinger of the Deep also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.

  1. Earl vs. the Mutants

    WHY THIS

    Top pick for The Harbinger of the Deep fans by collaborative filtering across millions of Steam libraries. Shares Action and Adventure with The Harbinger of the Deep.

    Save humanity in a mutant-ridden apocalypse! Dive headfirst into Earl vs. the Mutants, a high-octane top-down survival action-roguelite set in the aftermath of a nuclear apocalypse.

    2024ActionAdventureRPG2.99 USDDeck VerifiedSteam ↗
  2. FULLYBROKEN: WAY HOME - A Roguelike Shooter

    WHY THIS

    Second-strongest match for The Harbinger of the Deep fans by collaborative filtering across millions of Steam libraries. Shares Action and Adventure with The Harbinger of the Deep.

    A roguelike shooter set in a post apocalyptic world, with dynamic narrative happening along your journey. Your goal is to go back home to your wife and kids. But the journey back home is perilous and full of danger. Be careful, your actions and choices along the way could leave you dead.

    2023ActionStrategyIndie14.99 USDSteam ↗
  3. Gearomancer

    WHY THIS

    Third-strongest match for The Harbinger of the Deep fans by collaborative filtering across millions of Steam libraries. Shares Action with The Harbinger of the Deep.

    Step into the mechanical apocalypse in Gearomancer, a fast-paced twin-stick action roguelite. Play as elite V.E.R.T.E.X. agents to dodge brutal bullet hells and obliterate elemental horrors. Harvest Arcane crystals, forge permanent upgrades at your hub, and die to return stronger than ever.

    2027ActionIndieSteam ↗
  4. The Knight Witch

    WHY THIS

    Ranked #4 for The Harbinger of the Deep fans by collaborative filtering across millions of Steam libraries. Shares Action and Adventure with The Harbinger of the Deep.

    The Knight Witch is a metroidvania adventure game with fast-paced, shoot 'em up combat set in a beautifully hand-drawn world. Cast devastating card-based spells, forge close bonds, and make moral choices all in your quest to save your home and discover who's behind the War Golem invasion.

    2022ActionIndieAdventure3.99 USDDeck VerifiedSteam ↗
  5. Pesticide Not Required

    WHY THIS

    Ranked #5 for The Harbinger of the Deep fans by collaborative filtering across millions of Steam libraries. Shares Action with The Harbinger of the Deep.

    Mow down countless crops and corrupt critters while crafting game-breaking builds! Pesticide Not Required is an action roguelite bullet heaven game with farming sim elements that offers a myriad of stats and special character traits to create wildly diverse run possibilities.

    2024Action3.57 USDDeck PlayableSteam ↗
  6. Shape Shifter: Formations

    WHY THIS

    Ranked #6 for The Harbinger of the Deep fans by collaborative filtering across millions of Steam libraries. Shares Action and RPG with The Harbinger of the Deep.

    Shape Shifter: Formations is an action twin-stick shooter with rogue-lite elements, where you must destroy hordes of geometric enemies alone or with a friend. Select your ship and combine a large variety of weapons, abilities and infinitely stacking upgrades to craft your own unique build.

    2025ActionRPGFree To Play14.99 USDDeck VerifiedSteam ↗
  7. NIMRODS

    WHY THIS

    Ranked #7 for The Harbinger of the Deep fans by collaborative filtering across millions of Steam libraries. Shares Action and Adventure with The Harbinger of the Deep.

    Assemble a limitless arsenal in this survive-em-up roguelite shooter. As a Gun Manufacturer's testing force, your mission is simple: test the latest gun tech and scavenge alien planets. Collect insane weapon parts to invent crazy guns that slay thousands. You may not survive, but your guns will!

    2024ActionIndieAdventure9.99 USDDeck VerifiedSteam ↗
  8. Sharded World

    WHY THIS

    Ranked #8 for The Harbinger of the Deep fans by collaborative filtering across millions of Steam libraries. Shares Action and Adventure with The Harbinger of the Deep.

    Sharded World is a reversed bullet hell, rogue-lite, ARPG game combining simple gameplay and great rpg progression. Each level has its own unique features and challenges. Upgradable characters, weapons and orbs. Challenges, daily quests, and leaderboards. Fight, get stronger and defeat the Lich!

    2023ActionIndieAdventure4.99 USDDeck PlayableSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Life is Strange - Episode 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Adventure with The Harbinger of the Deep.

    Episode 1 now FREE! Life is Strange is an award-winning and critically acclaimed episodic adventure game that allows the player to rewind time and affect the past, present and future.

    2015ActionAdventureFreeDeck PlayableSteam ↗
  2. Indigo Park: Chapter 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Adventure with The Harbinger of the Deep.

    Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.

    2024ActionIndieAdventureFreeDeck PlayableSteam ↗
  3. A Date with Death

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it.

    Fight against & romance the one hunting for your soul in A Date with Death, a romance chat simulator where you date(?) the Grim Reaper himself. Create your own character, decorate your apartment, and chat away with the charming yet dangerous Grim Reaper through text and video calls.

    2023IndieSimulationFree To PlayFreeDeck PlayableSteam ↗
  4. Awaria

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with The Harbinger of the Deep.

    Awaria is a short game about working in haunted maintenance tunnels.

    2024ActionIndieFree To PlayFreeDeck PlayableSteam ↗
  5. Grimm's Hollow

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Adventure and RPG with The Harbinger of the Deep.

    A spooky, freeware RPG where you search the afterlife for your brother. Reap ghosts with your scythe, explore haunted caves, and eat ghostly treats on your journey through death.

    2019IndieAdventureRPGFreeDeck PlayableSteam ↗
  6. The Expendabros

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Adventure with The Harbinger of the Deep.

    The Expendabros have assembled and set their sights on the forces of ruthless arms dealer Conrad Stonebanks in the forests of Eastern Europe.

    2014ActionIndieAdventureFreeDeck VerifiedSteam ↗
  7. UNBEATABLE [white label]

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Adventure with The Harbinger of the Deep.

    A young girl learns a song. An exclusive side-story set in the world of D-CELL GAMES' upcoming rhythm-adventure.

    2021ActionIndieAdventureFreeDeck PlayableSteam ↗
  8. Star Fetchers

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Adventure with The Harbinger of the Deep.

    The introduction to a wild ride with gangsters and deep state conspiracy theories

    2020ActionIndieAdventureFreeDeck PlayableSteam ↗

Plays great on Steam Deck

Valve-Verified or Playable picks from the similar pool — ready to go on Deck out of the box.

  1. Earl vs. the Mutants

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Action and Adventure with The Harbinger of the Deep.

    Save humanity in a mutant-ridden apocalypse! Dive headfirst into Earl vs. the Mutants, a high-octane top-down survival action-roguelite set in the aftermath of a nuclear apocalypse.

    2024ActionAdventureRPG2.99 USDDeck VerifiedSteam ↗
  2. The Knight Witch

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Action and Adventure with The Harbinger of the Deep.

    The Knight Witch is a metroidvania adventure game with fast-paced, shoot 'em up combat set in a beautifully hand-drawn world. Cast devastating card-based spells, forge close bonds, and make moral choices all in your quest to save your home and discover who's behind the War Golem invasion.

    2022ActionIndieAdventure3.99 USDDeck VerifiedSteam ↗
  3. Shape Shifter: Formations

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Action and RPG with The Harbinger of the Deep.

    Shape Shifter: Formations is an action twin-stick shooter with rogue-lite elements, where you must destroy hordes of geometric enemies alone or with a friend. Select your ship and combine a large variety of weapons, abilities and infinitely stacking upgrades to craft your own unique build.

    2025ActionRPGFree To Play14.99 USDDeck VerifiedSteam ↗
  4. NIMRODS

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Action and Adventure with The Harbinger of the Deep.

    Assemble a limitless arsenal in this survive-em-up roguelite shooter. As a Gun Manufacturer's testing force, your mission is simple: test the latest gun tech and scavenge alien planets. Collect insane weapon parts to invent crazy guns that slay thousands. You may not survive, but your guns will!

    2024ActionIndieAdventure9.99 USDDeck VerifiedSteam ↗

Frequently asked about The Harbinger of the Deep

What games are most similar to The Harbinger of the Deep?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside The Harbinger of the Deep are Earl vs. the Mutants, FULLYBROKEN: WAY HOME - A Roguelike Shooter, Gearomancer.
Who developed The Harbinger of the Deep?
The Harbinger of the Deep was developed by CraftedCircuitry.

imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on The Harbinger of the Deep.

For library-aware picks tuned to your specific taste, sign in with Steam on the home page.