IMHO.

Games like SUCCESSOR OF THE KEY

If SUCCESSOR OF THE KEY is your kind of game, the closest matches are GeminiArms, Astro Attack and BorderCollie Blaster — 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.

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About SUCCESSOR OF THE KEY: A shooting game where a beautiful girl defeats enemies using magic.

2020ActionIndieCasual4.99 USDWindowsby AKIBA-Willow
SUCCESSOR OF THE KEY — Steam game cover

Players who liked SUCCESSOR OF THE KEY also play

Steam players who put hours into SUCCESSOR OF THE KEY 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. GeminiArms

    WHY THIS

    Top pick for SUCCESSOR OF THE KEY fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with SUCCESSOR OF THE KEY.

    GeminiArms is a side scrolling 2D shoot'em up.

    2019ActionIndieCasual14.99 USDSteam ↗
  2. Astro Attack

    WHY THIS

    Second-strongest match for SUCCESSOR OF THE KEY fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with SUCCESSOR OF THE KEY.

    A single-stick arcade shoot 'em up inspired by the golden years of retro gaming. Blast to the synthwave beat to combine powerups and destroy waves of invaders. Complete missions, compete on leaderboards, discover secrets, and unlock over 80 unique ships from every era of gaming.

    2024ActionIndieCasual2.99 USDSteam ↗
  3. BorderCollie Blaster

    WHY THIS

    Third-strongest match for SUCCESSOR OF THE KEY fans by collaborative filtering across millions of Steam libraries. Shares Action and Casual with SUCCESSOR OF THE KEY.

    Kira is back! In this arcade style shoot ´em up you´ll encounter different foes, defeat big alien bosses and collect power-ups and new weapons to fight your way through 12 exciting stages and find the holy bone Kira (the star of the game) is looking for.

    2022ActionCasual4.99 USDSteam ↗
  4. Marimo-VS-IAS

    WHY THIS

    Ranked #4 for SUCCESSOR OF THE KEY fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with SUCCESSOR OF THE KEY.

    Cute marimo take down waves of invading alien species in this side-scrolling shooter! A 2.5D shooting game that blends classic side-scrolling action with strategic depth-based combat. Target priority and strategy are the keys to achieving high scores!

    2022ActionIndieCasual8.99 USDSteam ↗
  5. NeverAwake

    WHY THIS

    Ranked #5 for SUCCESSOR OF THE KEY fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with SUCCESSOR OF THE KEY.

    A girl who never wakes up. She has been fighting monsters in her dreams... "NeverAwake" is a nightmarish twin-stick shooter with a unique worldview and original game rules.

    2022ActionIndie19.99 USDDeck VerifiedSteam ↗
  6. Beekyr Reloaded

    WHY THIS

    Ranked #6 for SUCCESSOR OF THE KEY fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with SUCCESSOR OF THE KEY.

    The giant hornets have destroyed your hive and taken the pollen. Fight the swarms alone or with a friend and destroy the dangerous hornet queen! The insect world is very dangerous but... what are you waiting for to get your revenge?

    2017ActionIndieAdventure9.99 USDSteam ↗
  7. Super Glitter Rush

    WHY THIS

    Ranked #7 for SUCCESSOR OF THE KEY fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with SUCCESSOR OF THE KEY.

    Super Glitter Rush is a boss-rush style bullet hell shoot-em-up!

    2021ActionIndie3.99 USDSteam ↗
  8. Space War: Infinity

    WHY THIS

    Ranked #8 for SUCCESSOR OF THE KEY fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with SUCCESSOR OF THE KEY.

    Vertical semi-procedural shmup with upgrades, real-time enemy waves, and infinite replayability. Level up your ship, unlock 20+ weapons, defeat 5 bosses, and survive endless bullet-hell combat.

    2019ActionIndieCasual2.99 USDSteam ↗

Cheaper alternatives

Games in the same vein priced at least 40% below SUCCESSOR OF THE KEY at current Steam store prices.

  1. POSTAL 2

    WHY THIS

    Priced ~80% under SUCCESSOR OF THE KEY on Steam right now. Shares Action and Indie with SUCCESSOR OF THE KEY.

    Live a week in the life of "The POSTAL Dude"; a hapless everyman just trying to check off some chores. Buying milk, returning an overdue library book, getting Gary Coleman's autograph, what could possibly go wrong?

    2012ActionIndieAdventure0.99 USDDeck VerifiedSteam ↗
  2. The Test

    WHY THIS

    Priced ~60% under SUCCESSOR OF THE KEY on Steam right now. Shares Indie with SUCCESSOR OF THE KEY.

    You will answer a series of questions that will reveal truths from deep within. These questions may make you uncomfortable, but with great knowledge comes great sacrifice. Can you make it all the way through The Test, and if you do, are you sure you want the answers you seek?

    2020IndieAdventureSimulation1.99 USDDeck VerifiedSteam ↗
  3. Milk inside a bag of milk inside a bag of milk

    WHY THIS

    Priced ~70% under SUCCESSOR OF THE KEY on Steam right now. Shares Indie with SUCCESSOR OF THE KEY.

    A short story about what sort of challenges everyday little things can be. Help the girl buy milk, be the first not to disappoint her.

    2020IndieAdventure1.49 USDDeck PlayableSteam ↗
  4. Blood and Bacon

    WHY THIS

    Priced ~80% under SUCCESSOR OF THE KEY on Steam right now. Shares Action and Casual with SUCCESSOR OF THE KEY.

    This Co-op Shooter , has Day and Night levels, multiple maps, players will take on 25 enemy types and numerous bosses, like Gargantuan Monsters and Minibosses every 10 days as you explore, shoot and run for your life against the onslaught of porcine monstrosities.

    2016ActionAdventureCasual0.99 USDSteam ↗
  5. Placid Plastic Duck Simulator

    WHY THIS

    Priced ~60% under SUCCESSOR OF THE KEY on Steam right now. Shares Casual with SUCCESSOR OF THE KEY.

    The ultimate high-tech rubber duck simulation, Placid Plastic Duck brings you dangerous levels of relaxation. With chill music, dreamy 3D graphics, and many different happy ducks, your only priority is to float around. Zero Ducks given.

    2022SimulationCasual1.99 USDDeck VerifiedSteam ↗
  6. Peggle Deluxe

    WHY THIS

    Priced ~80% under SUCCESSOR OF THE KEY on Steam right now. Shares Casual with SUCCESSOR OF THE KEY.

    Take your best shot with energizing arcade fun! Aim, shoot, clear the orange pegs, then sit back and cheer as 10 whimsical teachers guide you to Peggle greatness.

    2007Casual0.99 USDDeck PlayableSteam ↗
  7. STAR WARS™ Republic Commando™

    WHY THIS

    Priced ~50% under SUCCESSOR OF THE KEY on Steam right now. Shares Action with SUCCESSOR OF THE KEY.

    You are the leader of an elite squad of Republic Commandos, your mission is to infiltrate, dominate, and ultimately, annihilate the enemy. Your squad will follow your orders and your lead, working together as a team - instinctively, intelligently, instantly. You are their leader. They are your weapon.

    2009Action2.49 USDDeck PlayableSteam ↗
  8. shapez

    WHY THIS

    Priced ~80% under SUCCESSOR OF THE KEY on Steam right now. Shares Indie and Casual with SUCCESSOR OF THE KEY.

    shapez is an easy-going, minimalistic factory building game about the automation of shapes through extraction and satisfying production lines. Adapt to increasingly complex shapes and grow your factory across an infinitely expanding map. Your only limitation is your creativity!

    2020StrategyIndieSimulation0.99 USDDeck PlayableSteam ↗

Free alternatives

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

  1. Doki Doki Literature Club!

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Casual with SUCCESSOR OF THE KEY.

    The Literature Club is full of cute girls! Will you write the way into their heart? This game is not suitable for children or those who are easily disturbed.

    2017IndieFree To PlayCasualFreeDeck PlayableSteam ↗
  2. Life is Strange - Episode 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with SUCCESSOR OF THE KEY.

    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 ↗
  3. Helltaker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with SUCCESSOR OF THE KEY.

    Helltaker is a short game about sharply dressed demon girls.

    2020IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  4. Bongo Cat

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with SUCCESSOR OF THE KEY.

    Bongo cat needs your help. Bongo cat needz more hatz!!! Every time you press a key, Bongo cat will punch your taskbar. Type, click, play, work to collect more points. Which hats will you find?

    2025IndieSimulationMassively MultiplayerFreeDeck PlayableSteam ↗
  5. The Murder of Sonic the Hedgehog

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Casual with SUCCESSOR OF THE KEY.

    Sonic the Hedgehog...was murdered!? Get to the bottom of the mystery in this brand-new adventure!

    2023IndieSimulationFree To PlayFreeDeck PlayableSteam ↗
  6. Indigo Park: Chapter 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with SUCCESSOR OF THE KEY.

    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 ↗
  7. STRAFTAT

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with SUCCESSOR OF THE KEY.

    STRAFTAT is a 1v1/2v2 ONLINE first person SHOOTER with quick rounds in over 350 MAPS ; Including all WEAPONS, proximity chat and 4 players FFA.

    2024ActionFreeDeck PlayableSteam ↗
  8. Our Life: Beginnings & Always

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Casual with SUCCESSOR OF THE KEY.

    A twenty-dollar bill, four summers, fifteen years, and a one of a kind life. Create an experience that’s all your own in this near-fully customizable visual novel where you grow from childhood to adulthood with the lonely boy next door.

    2020IndieFree To PlayCasualFreeSteam ↗

Frequently asked about SUCCESSOR OF THE KEY

How much does SUCCESSOR OF THE KEY cost?
SUCCESSOR OF THE KEY is listed on Steam at 4.99 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to SUCCESSOR OF THE KEY?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside SUCCESSOR OF THE KEY are GeminiArms, Astro Attack, BorderCollie Blaster.
Who developed SUCCESSOR OF THE KEY?
SUCCESSOR OF THE KEY was developed by AKIBA-Willow and published by WILLPLUS LTD.

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 SUCCESSOR OF THE KEY.

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