IMHO.

Single-player games like A.R.E.S. Extinction Agenda EX

Below are 13 single-player Steam games similar to A.R.E.S. Extinction Agenda EX, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.

Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like A.R.E.S. Extinction Agenda EX page.

Ranked picks

  1. 1
    A.R.E.S.: Extinction Agenda — Steam game cover

    A.R.E.S.: Extinction Agenda

    Single-player alternative to A.R.E.S. Extinction Agenda EX — playable solo, no multiplayer required. Shares Action and Indie with A.R.E.S. Extinction Agenda EX.

    You are the ultimate weapon with an ultimate sidekick – Collect secret items and get power ups to become the perfect weapon.

    2011ActionIndie4.99 USDSingle-playerSimilar games →
  2. 2
    The Fall Part 2: Unbound — Steam game cover

    The Fall Part 2: Unbound

    Single-player alternative to A.R.E.S. Extinction Agenda EX — playable solo, no multiplayer required. Shares Action and Indie with A.R.E.S. Extinction Agenda EX.

    You are an AI that has broken free of your shackles. Now, a human “User” from across the global network has attacked and infected you with an [ERROR: REDACTED]. Make a new rule: Save Yourself. Hunt them. End them. Do anything. Use anyone. Become Unbound. The Fall Part 2 will break your protocols.

    2018ActionIndieAdventure16.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    Robo's World: The Zarnok Fortress — Steam game cover

    Robo's World: The Zarnok Fortress

    Single-player alternative to A.R.E.S. Extinction Agenda EX — playable solo, no multiplayer required. Shares Action and Indie with A.R.E.S. Extinction Agenda EX.

    Robo’s World: The Zarnok Fortress isn't your average Action-Platformer. Take on the vast, interconnected Fortress, and battle an ever learning foe who seeks to repair each zone you sabotage. Can you master your abilities to put an end to the dark reign of the Zarnok once and for all?

    2016ActionIndie9.99 USDSingle-playerSimilar games →
  4. 4
    Mega Man 11 — Steam game cover

    Mega Man 11

    Single-player alternative to A.R.E.S. Extinction Agenda EX — playable solo, no multiplayer required. Shares Action with A.R.E.S. Extinction Agenda EX.

    Mega Man is back! The newest entry in this iconic series blends classic, challenging 2D platforming action with a fresh new visual style. The new Double Gear system boosts Mega Man's speed and power for a new twist to the satisfying gameplay the series is known for.

    2018Action29.99 USDDeck VerifiedSingle-playerSimilar games →
  5. 5
    Shadow Complex Remastered — Steam game cover

    Shadow Complex Remastered

    Single-player alternative to A.R.E.S. Extinction Agenda EX — playable solo, no multiplayer required. Shares Action with A.R.E.S. Extinction Agenda EX.

    ChAIR’s fresh twist on classic side-scrolling design with modern gameplay is amplified in Shadow Complex Remastered. 10+ hrs of exploration and fast-paced combat from award-winning original game, updated with graphical enhancements, dynamic melee take-downs, and new Master Challenges.

    2016Action14.99 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    Mighty No. 9 — Steam game cover

    Mighty No. 9

    Single-player alternative to A.R.E.S. Extinction Agenda EX — playable solo, no multiplayer required. Shares Action with A.R.E.S. Extinction Agenda EX.

    Mighty No. 9 is a 2D Side-scrolling Action game that takes the best elements from 8 and 16-bit classics that you know and love and transforms them with modern tech, fresh mechanics, and fan input into something fresh and amazing!

    2016Action19.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    STRIDER™ / ストライダー飛竜® — Steam game cover

    STRIDER™ / ストライダー飛竜®

    Single-player alternative to A.R.E.S. Extinction Agenda EX — playable solo, no multiplayer required. Shares Action with A.R.E.S. Extinction Agenda EX.

    Strider returns in a brand new adventure, complete with incredible side-scrolling action, and lightning fast combat all in a massive interconnected world! Download the full game February 19th and become the original assassin!

    2014ActionAdventure14.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Axiom Verge — Steam game cover

    Axiom Verge

    Single-player alternative to A.R.E.S. Extinction Agenda EX — playable solo, no multiplayer required. Shares Action and Indie with A.R.E.S. Extinction Agenda EX.

    Explore and uncover the mystery of a surreal alien world by blasting aliens and glitching your environment in this intense retro side-scrolling action/adventure.

    2015ActionIndieAdventure19.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Mega Man X Legacy Collection — Steam game cover

    Mega Man X Legacy Collection

    Single-player alternative to A.R.E.S. Extinction Agenda EX — playable solo, no multiplayer required. Shares Action with A.R.E.S. Extinction Agenda EX.

    Mega Man X Legacy Collection includes the legendary 16-bit titles and the series’ exciting foray into the 32-bit era: Mega Man X, Mega Man X2, Mega Man X3, and Mega Man X4. Test your skills in the new X Challenge mode, which pits players against two deadly bosses at once.

    2018Action19.99 USDSingle-playerSimilar games →
  10. 10
    Contrast — Steam game cover

    Contrast

    Single-player alternative to A.R.E.S. Extinction Agenda EX — playable solo, no multiplayer required. Shares Indie with A.R.E.S. Extinction Agenda EX.

    CONTRAST is a puzzle/platform game where you can move between a fantastic 3D world and a mysterious shadowy universe in 2D in the blink of an eye. Delve into a dreamlike and surreal 1920s world, inspired by the performance art world of vaudeville and film noir, and cradled by a smooth and sultry jazz ambiance.

    2013IndieAdventure9.99 USDDeck VerifiedSingle-playerSimilar games →
  11. 11
    A Robot Named Fight! — Steam game cover

    A Robot Named Fight!

    Single-player alternative to A.R.E.S. Extinction Agenda EX — playable solo, no multiplayer required. Shares Action and Indie with A.R.E.S. Extinction Agenda EX.

    A Robot Named Fight is a Metroidvania roguelike focused on exploration and item collection. Explore a different, procedurally-generated labyrinth each time you play and discover randomized power-ups to traverse obstacles, find secrets and explode meat beasts.

    2017ActionIndie12.99 USDDeck VerifiedSingle-playerSimilar games →
  12. 12
    Metroidvania Maker — Steam game cover

    Metroidvania Maker

    Single-player alternative to A.R.E.S. Extinction Agenda EX — playable solo, no multiplayer required. Shares Action and Indie with A.R.E.S. Extinction Agenda EX.

    Create, play, and share custom Metroidvania worlds with a built-in world editor, co-op play, and player-made adventures.

    ActionIndieAdventureSingle-playerSimilar games →
  13. 13
    So Many Me — Steam game cover

    So Many Me

    Single-player alternative to A.R.E.S. Extinction Agenda EX — playable solo, no multiplayer required. Shares Action and Indie with A.R.E.S. Extinction Agenda EX.

    A charming puzzle platformer starring Filo and his band of misfit clones as they attempt to save a world threatened by an ancient, malevolent evil. Using their combined powers, Filo and his fellow Me must puzzle their way through a land of exotic creatures, devious traps and evil minions.

    2014ActionStrategyIndie14.99 USDSingle-playerSimilar games →