IMHO.

Games like Rival Megagun

If Rival Megagun is your kind of game, the closest matches are HyperCore : Rhythm Bullet Hell, Nidhogg and Wand Wars — picked from the ranked list below. Reviewers single out its competitive, intense and stressful. 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 Rival Megagun: Rival Megagun is a competitive split-screen shoot 'em up where you transform into a giant boss ship and battle your rival head-to-head in local or online PVP.

2018Indie5.99 USDDeck VerifiedWindowsby RJ Arcade
Rival Megagun — Steam game cover
Players highlight
Become the boss and invade the opponents screenBoss transformation is the defining featureDrone banking creates massive pressure windowsCompetitiveIntenseStressful

Players who liked Rival Megagun also play

Steam players who put hours into Rival Megagun 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. HyperCore : Rhythm Bullet Hell

    WHY THIS

    Top pick for Rival Megagun fans by collaborative filtering across millions of Steam libraries. Shares Indie with Rival Megagun.

    HyperCore is a fast-paced anti-rhythm action game where every beat becomes a threat. Survive escalating challenges, chase leaderboard glory, and master multiple game modes.

    2026ActionIndieSteam ↗
  2. Nidhogg

    WHY THIS

    Shares a competitive mood with Rival Megagun.

    Second-strongest match for Rival Megagun fans by collaborative filtering across millions of Steam libraries. Shares Indie with Rival Megagun.

    Nidhogg is the epic award-winning game of fencing tug-of-war complete with flying giant worms.

    2014ActionSportsIndie9.99 USDDeck VerifiedSteam ↗
  3. Wand Wars

    WHY THIS

    Shares an intense mood with Rival Megagun.

    Third-strongest match for Rival Megagun fans by collaborative filtering across millions of Steam libraries. Shares Indie with Rival Megagun.

    Ride brooms, cast spells and transform your enemies into chickens in this intense magical sport

    2016ActionSportsIndie11.99 USDDeck VerifiedSteam ↗
  4. DRAGON BALL FighterZ

    WHY THIS

    Shares a competitive mood with Rival Megagun.

    Ranked #4 for Rival Megagun fans by collaborative filtering across millions of Steam libraries.

    DRAGON BALL FighterZ is born from what makes the DRAGON BALL series so loved and famous: endless spectacular fights with its all-powerful fighters.

    2018Action59.99 USDSteam ↗
  5. Warhammer 40,000: Shootas, Blood & Teef

    WHY THIS

    Ranked #5 for Rival Megagun fans by collaborative filtering across millions of Steam libraries.

    From the developers of the Guns, Gore and Cannoli franchise comes a new 2D run & gun platformer: Warhammer 40,000: Shootas, Blood & TEEF! Spearhead an Ork invasion, destroy the hive city and kill your warboss! ‘Ere we go!

    2022ActionAdventure19.99 USDDeck VerifiedSteam ↗
  6. INVERSUS Deluxe

    WHY THIS

    Shares an intense mood with Rival Megagun.

    Ranked #6 for Rival Megagun fans by collaborative filtering across millions of Steam libraries.

    INVERSUS is is a competitive and cooperative arcade shooter for 1 to 4 players online or on the couch. Fight for territory in a dynamic negative-space map where open paths for your team are the walls of your opponent's team. Strategize and trap the enemy to win!

    2016ActionCasual14.99 USDDeck VerifiedSteam ↗
  7. Super Hydorah

    WHY THIS

    Ranked #7 for Rival Megagun fans by collaborative filtering across millions of Steam libraries. Shares Indie with Rival Megagun.

    Super Hydorah is a nonlinear horizontal shoot’ em up designed to offer a challenging experience, sublimating the richness of traditional shmup classics. Face the menace of the Meroptians aboard the Delta Lance, alone or with your friends in this game with direct action and nostalgic art.

    2017ActionIndie19.99 USDDeck VerifiedSteam ↗
  8. Jamestown

    WHY THIS

    Shares an intense mood with Rival Megagun.

    Ranked #8 for Rival Megagun fans by collaborative filtering across millions of Steam libraries. Shares Indie with Rival Megagun.

    Jamestown: Legend Of The Lost Colony is a neo-classical top-down shooter for up to 4 players, set on 17th-century British Colonial Mars. It features all the intensity, depth, and lovingly handcrafted pixels of a classic arcade shooter, with a modern twist: deeply-integrated cooperative gameplay.

    2011ActionIndie9.99 USDDeck VerifiedSteam ↗

Cheaper alternatives

Games in the same vein priced at least 40% below Rival Megagun at current Steam store prices.

  1. POSTAL 2

    WHY THIS

    Priced ~83% under Rival Megagun on Steam right now. Shares Indie with Rival Megagun.

    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. Buckshot Roulette

    WHY THIS

    Priced ~50% under Rival Megagun on Steam right now. Shares Indie with Rival Megagun.

    Play Russian roulette with a 12-gauge shotgun. Four enter. One leaves. Roll the dice with your life. Good luck!

    2024ActionIndieSimulation2.99 USDDeck PlayableSteam ↗
  3. The Test

    WHY THIS

    Priced ~67% under Rival Megagun on Steam right now. Shares Indie with Rival Megagun.

    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 ↗
  4. Milk inside a bag of milk inside a bag of milk

    WHY THIS

    Priced ~75% under Rival Megagun on Steam right now. Shares Indie with Rival Megagun.

    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 ↗
  5. Crypt of the NecroDancer

    WHY THIS

    Priced ~50% under Rival Megagun on Steam right now. Shares Indie with Rival Megagun.

    Crypt of the NecroDancer is an award winning hardcore roguelike rhythm game. Move to the music and deliver beatdowns to the beat! Groove to the epic Danny Baranowsky soundtrack, or select songs from your own MP3 collection!

    2015ActionIndieRPG2.99 USDDeck VerifiedSteam ↗
  6. Super Hexagon

    WHY THIS

    Priced ~50% under Rival Megagun on Steam right now. Shares Indie with Rival Megagun.

    Super Hexagon is a minimal action game by Terry Cavanagh, with music by Chipzel.

    2012ActionIndie2.99 USDDeck VerifiedSteam ↗
  7. Nodebuster

    WHY THIS

    Priced ~50% under Rival Megagun on Steam right now. Shares Indie with Rival Megagun.

    Nodebuster is a short, experimental incremental game about busting nodes and destroying reality.

    2024StrategyIndieSimulation2.99 USDDeck PlayableSteam ↗
  8. Sally Face - Episode One

    WHY THIS

    Priced ~50% under Rival Megagun on Steam right now. Shares Indie with Rival Megagun.

    Delve into a dark adventure following the boy with a prosthetic face and a tragic past. Unravel the sinister mysteries of Sally's world to find the truth that lies hidden beneath the shadows.

    2016IndieAdventure2.99 USDDeck VerifiedSteam ↗

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 with Rival Megagun.

    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. Helltaker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Rival Megagun.

    Helltaker is a short game about sharply dressed demon girls.

    2020IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  3. Ultimate Custom Night

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Rival Megagun.

    Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!

    2018ActionIndieFree To PlayFreeSteam ↗
  4. Bongo Cat

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Rival Megagun.

    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 with Rival Megagun.

    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 Indie with Rival Megagun.

    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.

    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 with Rival Megagun.

    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 ↗

Plays great on Steam Deck

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

  1. Nidhogg

    WHY THIS

    Shares a competitive mood with Rival Megagun.

    Deck Verified — runs on Steam Deck out of the box. Shares Indie with Rival Megagun.

    Nidhogg is the epic award-winning game of fencing tug-of-war complete with flying giant worms.

    2014ActionSportsIndie9.99 USDDeck VerifiedSteam ↗
  2. Wand Wars

    WHY THIS

    Shares an intense mood with Rival Megagun.

    Deck Verified — runs on Steam Deck out of the box. Shares Indie with Rival Megagun.

    Ride brooms, cast spells and transform your enemies into chickens in this intense magical sport

    2016ActionSportsIndie11.99 USDDeck VerifiedSteam ↗
  3. Warhammer 40,000: Shootas, Blood & Teef

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box.

    From the developers of the Guns, Gore and Cannoli franchise comes a new 2D run & gun platformer: Warhammer 40,000: Shootas, Blood & TEEF! Spearhead an Ork invasion, destroy the hive city and kill your warboss! ‘Ere we go!

    2022ActionAdventure19.99 USDDeck VerifiedSteam ↗
  4. INVERSUS Deluxe

    WHY THIS

    Shares an intense mood with Rival Megagun.

    Deck Verified — runs on Steam Deck out of the box.

    INVERSUS is is a competitive and cooperative arcade shooter for 1 to 4 players online or on the couch. Fight for territory in a dynamic negative-space map where open paths for your team are the walls of your opponent's team. Strategize and trap the enemy to win!

    2016ActionCasual14.99 USDDeck VerifiedSteam ↗
  5. Super Hydorah

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Indie with Rival Megagun.

    Super Hydorah is a nonlinear horizontal shoot’ em up designed to offer a challenging experience, sublimating the richness of traditional shmup classics. Face the menace of the Meroptians aboard the Delta Lance, alone or with your friends in this game with direct action and nostalgic art.

    2017ActionIndie19.99 USDDeck VerifiedSteam ↗
  6. Jamestown

    WHY THIS

    Shares an intense mood with Rival Megagun.

    Deck Verified — runs on Steam Deck out of the box. Shares Indie with Rival Megagun.

    Jamestown: Legend Of The Lost Colony is a neo-classical top-down shooter for up to 4 players, set on 17th-century British Colonial Mars. It features all the intensity, depth, and lovingly handcrafted pixels of a classic arcade shooter, with a modern twist: deeply-integrated cooperative gameplay.

    2011ActionIndie9.99 USDDeck VerifiedSteam ↗

Frequently asked about Rival Megagun

Is Rival Megagun verified for Steam Deck?
Yes — Rival Megagun is Steam Deck Verified, meaning Valve has confirmed it runs well on the Deck with full controller, text legibility, and default configuration support.
How much does Rival Megagun cost?
Rival Megagun is listed on Steam at 5.99 USD (current store price; Steam sales may reduce this temporarily).
Does Rival Megagun have multiplayer or co-op?
Yes — Rival Megagun supports multi-player play according to its Steam store listing (Multi-player, Online PvP, Shared/Split Screen PvP).
What games are most similar to Rival Megagun?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Rival Megagun are HyperCore : Rhythm Bullet Hell, Nidhogg, Wand Wars.
Who developed Rival Megagun?
Rival Megagun was developed by RJ Arcade and published by KOMODO.

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 Rival Megagun.

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

30 Games Like Rival Megagun — Ranked for 2026 · imho.run