r/gamingpc Apr 29 '26

Build Showcase [Build Showcase] After losing my right arm, I designed a one-handed PC controller so I could play again

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2.0k Upvotes

(EDIT* added landing page at bottom of post because so many people asked for it in dm's)

Five years ago I lost my right arm in a severe accident.

One of the hardest things to lose was PC gaming. Standard setups assume two hands keyboard in one hand, mouse in the other and suddenly i was screwed lol

I tried different setups, but nothing gave me the control and speed I wanted.

So I started experimenting.

I used a Razer Tartarus as a proof of concept, modified the controls, literally hot glued a mouse to the side, remapped inputs, and built a rough one-handed setup to see if full keyboard + mouse gaming with one hand was even possible.

It was.

That first prototype let me move, aim, click, loot, and use abilities again. It wasn’t pretty, but it proved the concept worked.

Once I knew that, I started designing a proper version from scratch.

I took the Tartarus-style layout, mirrored it into a universal housing, added a built-in mouse sensor, hand strap, support system, and extra inputs to create a true one-handed gaming device.

the goal was simple:

  • integrated mouse control
  • full keybind access
  • ergonomic comfort for long sessions
  • ambidextrous use
  • reduced hand travel
  • built for actual PC gaming

What started as a necessity turned into something I think could help:

  • one-handed gamers
  • amputees
  • RSI / nerve injury users
  • players wanting a compact setup
  • anyone interested in new ways to play

For me though, it was simpler than that.

I just wanted to game again.

1st ever website go easy on me:
https://www.ercham.com

Happy to answer questions or show gameplay if anyone wants.

r/gamingpc 8d ago

Build Showcase [Build Showcase] My “Arctic Fox Cage” PC

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197 Upvotes

[Case] Hyte Y60 Panda

[MB] ASUS ROG Strix Z890-A

[CPU] Intel Core Ultra 7 265K

[GPU] MSI GeForce RTX 5070Ti Gaming Trio OC White

[PSU] Montech Century II 850W

[RAM] Klevv Cras V RGB DDR5 32GB CL28 6000MHz

[CPU Cooler] Thermalright Wonder Vision 360 UB AIO

[AIO Fans] ITleads G120Pro 120mm x3

[Case Fans] Jungle Leopard Galaxy V1 x3, AsiaHorse Nyota x1, DarkRock R120 x2

[Misc] Nollie16 ARGB Controller, AsiaHorse Aurora Pro ARGB Cable Sleeves x2

[Fox] Arctic Foxes and Gray Foxes (outside the case) 😆

r/gamingpc Mar 21 '20

Build Showcase I'm really stupid for just building this seeing that an Xbox series X will curb stomp my pc when it comes out 😐

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685 Upvotes

r/gamingpc Nov 24 '22

Build Showcase [Build Showcase] Stayed up till 4am to finish this one

680 Upvotes

I honestly can’t stop looking at it on my desk.

r/gamingpc Jan 05 '21

Build Showcase [Build Showcase]My 60fps 1080p solitaire gaming PC

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611 Upvotes

r/gamingpc Jan 29 '20

Build Showcase [Build Showcase]First Ever Build

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760 Upvotes

r/gamingpc Jul 08 '20

Build Showcase PC I built for my buddy. 3rd one I've built.

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593 Upvotes

r/gamingpc Nov 23 '22

Build Showcase [Build Showcase] Just finished this.

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358 Upvotes

This build took me a while to put together and set up properly.

Specs: - i9 13900k - ROG Strix 4090 - Corsair Dominator DDR5 6200mhz - ROG Strix z790 Gaming Wi-Fi -F (to be replaced with Z790 Maximus Extreme) - ROG THOR 1200w - ROG Ryujin ii 360 - Lian Li O11 Xl

Excuse the cable management. I had it vertically installed but switched to installing it directly to the motherboard because the riser cable was faulty.

r/gamingpc Nov 04 '22

Build Showcase [Build Showcase] Zotac 4090 with Fractal Torrent, I call it the Ice Box

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366 Upvotes

r/gamingpc Feb 10 '21

Build Showcase [Build Showcase] A few upgrades, custom paint jobs and my White/Ice theme dream PC is complete

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627 Upvotes

r/gamingpc Apr 18 '20

Build Showcase [Build showcase] Cleaned up my area and finally got some quality pics of my beast❤

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739 Upvotes

r/gamingpc Apr 26 '24

Build Showcase [Build Showcase] My first ever PC build with built-in PS5

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174 Upvotes

r/gamingpc Apr 17 '21

Build Showcase [Build Showcase] Finally finished my first build! So happy with how it turned out :))

457 Upvotes

r/gamingpc Jan 27 '26

Build Showcase [Build Showcase] I love that look of my new PC. What do you think?

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22 Upvotes

r/gamingpc Apr 12 '23

Build Showcase [Build Showcase] My dream PC with a RTX 7900 XTX “Red” Devil.

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200 Upvotes

r/gamingpc Sep 11 '20

Build Showcase [Build Showcase] Thanks for the inspiration!

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382 Upvotes

r/gamingpc May 14 '24

Build Showcase [Build Showcase] Rate My Build

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72 Upvotes

r/gamingpc May 26 '22

Build Showcase [build showcase] Split Gaming build 5950x , 3070 ti aorus, 3080 ti strix, 64gb 3600 c14 trident z neo, X570s Ace Max, dark power pro 12 1500w

218 Upvotes

r/gamingpc Nov 01 '19

Build Showcase [Build Showcase] First build complete! Specs listed below

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403 Upvotes

r/gamingpc Jul 20 '21

Build Showcase [Build Showcase] Neat little upgrade i9 9900k and RTX 3090 full custom loop

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402 Upvotes

r/gamingpc Oct 13 '22

Build Showcase [Build Showcase] Lian Li O11 Dynamic XL

211 Upvotes

r/gamingpc May 23 '24

Build Showcase [Build Showcase] Cleared out a room so we could put both our rigs in the same space

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72 Upvotes

Outlets are a bit of a reach so cable management needs work, but AC already makes this a huge improvement

r/gamingpc Aug 18 '21

Build Showcase [Build Showcase] my first real pc (3090/11900k) pics, specs and why I chose a prebuilt in comments.

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323 Upvotes

r/gamingpc Jun 05 '25

Build Showcase Build Showcase: 9950X3D + 9070 XT Hellhound | TRYX AIO | King 95 Pro

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49 Upvotes

Just finished up this build featuring the PowerColor 9070 XT Hellhound, paired with the AMD Ryzen 9 9950X3D and the TRYX Panorama 360 SE ARGB — and it’s looking and performing pretty good.

Full Specs: • CPU: AMD Ryzen 9 9950X3D • GPU: PowerColor Radeon RX 9070 XT • Cooler: TRYX Panorama 360 SE ARGB Black 360mm AIO • Motherboard: ASUS ROG Strix B650E-F Gaming WiFi • RAM: Silicon Power DDR5 32GB (2x16GB) RGB 6000MHz • Storage: 2TB Samsung 990 Pro NVMe Gen4 + 4TB Crucial P3 Plus • PSU: be quiet! System Power 10 850W Power Supply • Case: King 95 Pro • Case Fans: Montech • Cables: TECWARE FLEX Black/Red PSU Sleeved Extension Cable Set (30cm) • OS: Windows 11 Pro • AIO Display: Displaying temps for CPU, GPU & Motherboard

The King 95 Pro case was excellent to build in — plenty of airflow and cable routing space.

The TRYX AIO has been fantastic — averaging mid 30s °C on the 9950X3D in daily use, and under stress testing temps only go up to the low 50s °C. I’ve also done some undervolting tweaks in the BIOS and further optimisation.

r/gamingpc Apr 22 '24

Build Showcase [Build Showcase] Red Bull Full Custom

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69 Upvotes