Half-Life: Decay

🎮 Games like Half-Life: Decay

Enjoy the Puzzle Adventure, First-Person, Sci-Fi, Local Multiplayer gameplay in Half-Life: Decay? These 24 games are matched by gameplay features, genre, and developer, most similar first. Each one shows "what's similar".

1. 1

   Hyperstacks

   · 2026

   ✔ Also Puzzle Adventure, First-Person, Sci-Fi

   Hyperstacks is a VR world of combat, parkour, logic-driven puzzles, memorable characters, …

   ⚔️ Compare with Half-Life: D…
2. 2

   Gyromite

   · 1985

   ✔ Also Local Multiplayer, Puzzle Adventure, Sci-Fi

   Gyromite is a video game released in 1985 for the Nintendo Entertainment System, designed …

   ⚔️ Compare with Half-Life: D…
3. 3

   Doctor Who: The Eternity Clock

   · 2012

   ✔ Also Local Multiplayer, Puzzle Adventure, Sci-Fi

   Doctor Who: The Eternity Clock immerses gamers in the universe of Doctor Who, allowing the…

   ⚔️ Compare with Half-Life: D…
4. 4

   Orbitals

   · 2026

   ✔ Also Local Multiplayer, Puzzle Adventure, Sci-Fi

   Team up as Maki and Omura, two inseparable explorers with a whole lot more determination t…

   ⚔️ Compare with Half-Life: D…
5. 5

   Project Eden

   · 2001

   ✔ Also Puzzle Adventure, First-Person, Sci-Fi

   Due to severe overpopulation, the planet Earth’s diameter is increasing with the growth of…

   ⚔️ Compare with Half-Life: D…
6. 6

   System Shock 2: 25th Anniversary Remaster

   · 2025

   ✔ Also Puzzle Adventure, First-Person, Sci-Fi

   The original System Shock 2 is a genre-defining experience that established innovative gam…

   ⚔️ Compare with Half-Life: D…
7. 7

   Half-Life: Blue Shift

   · 2001

   ✔ Also Puzzle Adventure, First-Person, Sci-Fi

   Half-Life: Blue Shift is an expansion pack for Valve Software's science fiction first-pers…

   ⚔️ Compare with Half-Life: D…
8. 8

   Deadfall Adventures

   · 2013

   ✔ Also Puzzle Adventure, First-Person, Co-op

   Deadfall Adventures is an action-driven first-person shooter, spiced up with elements from…

   ⚔️ Compare with Half-Life: D…
9. 9

   Magnetic: Cage Closed

   · 2015

   ✔ Also Puzzle Adventure, First-Person, Sci-Fi

   Magnetic: Cage Closed is a first person puzzle game where the player manipulates magnetic …

   ⚔️ Compare with Half-Life: D…
10. 10

    Outbuddies DX

    · 2019

    ✔ Also Puzzle Adventure, Sci-Fi, Co-op

    Run, gun and explore an open undercity in this otherworldly non-linear Metroidvania advent…

    ⚔️ Compare with Half-Life: D…
11. 11

    Shiftlings

    · 2015

    ✔ Also Puzzle Adventure, Sci-Fi, Co-op

    Shiftlings is the universally (and we mean that literally) popular hyper-show that has our…

    ⚔️ Compare with Half-Life: D…
12. 12

    Link

    · 2016

    ✔ Also Puzzle Adventure, First-Person, Sci-Fi

    Link is a strategy game with roguelike elements. Take control over group of soldiers tryin…

    ⚔️ Compare with Half-Life: D…
13. 13

    LEGO The Incredibles

    · 2018

    ✔ Also Local Multiplayer, Puzzle Adventure, Co-op

    LEGO The Incredibles takes players on an adventure where they’ll control their favourite I…

    ⚔️ Compare with Half-Life: D…
14. 14

    Super Monkey Ball: Banana Mania

    · 2021

    ✔ Also Local Multiplayer, Puzzle Adventure, Co-op

    Super Monkey Ball: Banana Mania is a "modern HD remaster" of Super Monkey Ball, Super Monk…

    ⚔️ Compare with Half-Life: D…
15. 15

    Mosa Lina

    · 2023

    ✔ Also Local Multiplayer, Puzzle Adventure, Co-op

    A hostile interpretation of the immersive sim, where nothing is planned, and everything wo…

    ⚔️ Compare with Half-Life: D…
16. 16

    Trine 6: Together in Time

    · 2027

    ✔ Also Local Multiplayer, Puzzle Adventure, Co-op

    Trine 6: Together in Time is a co-op puzzle platformer for 1-4 players. Wit, timing, and t…

    ⚔️ Compare with Half-Life: D…
17. 17

    Hypercharge: Unboxed

    · 2020

    ✔ Also Local Multiplayer, First-Person, Co-op

    Grab a friend and protect the Hypercore. Hypercharge is a solo and co-op wave-based first/…

    ⚔️ Compare with Half-Life: D…
18. 18

    Half-Life: Opposing Force

    · 1999

    ✔ Also Puzzle Adventure, First-Person, Sci-Fi

    Opposing Force returns to the same setting as Half-Life, but instead portrays the events f…

    ⚔️ Compare with Half-Life: D…
19. 19

    Operation: Black Mesa

    ✔ Also Puzzle Adventure, First-Person, Sci-Fi

    Experience the Half-Life expansion packs like never before. Operation: Black Mesa features…

    ⚔️ Compare with Half-Life: D…
20. 20

    Half-Life: Source

    · 2004

    ✔ Also Puzzle Adventure, First-Person, Sci-Fi

    Half-Life: Source is a port of Valve's original acclaimed game Half-Life to their new Sour…

    ⚔️ Compare with Half-Life: D…
21. 21

    Elebits

    · 2006

    ✔ Also Puzzle Adventure, First-Person, Co-op

    A combination of the words 'electricity' and 'bits', the elebits are an important part of …

    ⚔️ Compare with Half-Life: D…
22. 22

    Tiny Brains

    · 2013

    ✔ Also Puzzle Adventure, Sci-Fi, Co-op

    "Tiny Brains" is a cooperative puzzle that follows four super-powered lab animals in their…

    ⚔️ Compare with Half-Life: D…
23. 23

    Mari0

    · 2012

    ✔ Also Puzzle Adventure, Sci-Fi, Co-op

    Mari0 is a fan-made video game that combines elements of the video games Super Mario Bros …

    ⚔️ Compare with Half-Life: D…
24. 24

    The Lost Vikings

    · 1994

    ✔ Also Puzzle Adventure, Sci-Fi, Co-op

    The Mega Drive/Genesis version contains five stages not present in any other version of th…

    ⚔️ Compare with Half-Life: D…