SUDDEN DESU

Yeah everyone knows Rad Mobile because of the Sonic the Hedgehog rear-view mirror ornament, but there’s a lot more underneath its hood.

With perhaps the most honest title in all of video gaming, Armadillo Racing is exactly that.

Man, what a gorgeous game.

I’m a sucker for games with 1990’s cutesy anime girls, especially when they are paired with hi-tech elements like piloting ships in an STG.

Every now and then I strike gold: not another tile viewer or a meaningless data viewer, but something that is really interesting and unique.

The end of 2025 is upon us!

We have something a bit special today: a prototype of a Mega CD game!

We’re back on our CPS2 jam, and we’re looking at Alien vs Predator this time.

Tōki Denshō may not be the most refined or serious fighting game in the world, but it’s quirky and has a unique place in Tecmo history.

Good grief, has it really been almost two years since a proper article was posted?

SUDDEN DESU officially turns ten years old in October.

We’ve looked at secrets of the game’s data in part 1.

Let’s take a look at a fighting game with a troubled development history, questionable aesthetic choices, cut characters and hidden debug tools.

A Tecmo game featuring boobs?

The CPS 2 has a storied history in the emulation scene and hardly needs an introduction.

We’ve taken a look at Donpachi and Dodonpachi in the past, so of course DDP 2 was going to come up eventually!

Sometimes you begin disassembling some code thinking, “well, there’s not much here, this won’t take long to research and write about,” and then it spirals out of control and takes up all your free time for multiple weeks.

It’s Sexy Parodious!

It’s a mahjong game!

This is just a quickie article to archive some work done via twitter.

Today we’ll look at the sequel to Numan Athletics: Mach Breaker!

The game responsible for bringing Mighty and Ray into the world also has a bunch of debugging tools, a ton of cut content, and an interesting development history tucked away.

A solid shooter from Taito with impressive scene transitions and even better music from Zuntata.

A competent but relatively uninteresting shooter from Face, the people who are way more famous for Money Idol Exchanger.

Aurail is a half top-down, half quasi-3D mech based shooting game developed by Westone and published by Sega.

In which we take a look at the House of the Dead cheats and how they can be used to load model data from unused characters.

Aside from disassembling games, I also occasionally enjoy assembling them.

I hope your holidays were happy!

Looks like I can finally cross “discovered a previously unknown debug code in a Sonic game” off my bucket list.

One of the most loved games by fans of the legendary Neo-Geo has a boatload of debug tools and a hidden mini game…

Just a quickie article so this isn’t lost to the sands of Twitter.

A cute falling blocks style puzzle game with a spellcasting twist and a surprisingly detailed CPU Player debugging tool.

Witches on their brooms shooting magic missiles is the name of the game, literally: gunhōki translates to “gun broom.”

What happens when you cross Breakout with puzzle game versus mode mechanics?

Today we look at Magical Speed, a simple but surprisingly fun Allumer game based on the card game Speed.

Getting back to our roots of hacking on obscure Japanese quiz/mahjong games that no one else cares about, we’re taking apart Athena no Hatena today!

A fun color-matching puzzle game with colorful graphics and cute animations… and bunches of disabled dev functions and unused data!

Lucky & Wild is a crossover between arcade racing and lightgun shooting genres with a buddy-cop twist.

In the beginning, there was Virtua Fighter 2.

Tōki Denshō - Angel Eyes is an enigmatic fighting game from Tecmo and the second (and last) game on their proprietary Tecmo Motherboard System hardware.

This is a great little collection of classic Namco games - Pac-Man, Rally X, Dig Dug, Mappy, Galaga and Xevious.

Platformer arcade games are a bit rare, so it’s a shame that Recalhorn (that’s ree-cal-horn, according to the katakana) never got past the location test stage.

Phantasm is a creative take on platform shooters, where as a ghost you can posess the bodies of enemies on screen as your person avatar.

Just a quick article this time around after Zerochan, who is writing an exhaustive Raimais guide, asked me to take a look at the game and see if I could find any debug leftovers.

Ah, Rod Land, the colorful and popular Jaleco platformer known mostly for its home computer ports, especially on the Amiga.

Don’t feel like cheating your way through a Japanese text heavy quiz game to see some of the cute artwork in the game?

I cut my teeth on game hacking and research in the Sonic communities of the early 2000’s - Area 51, SSRG, CulT - and the Sonic arcade games were always something of an enigma to us.

Just a small article this time.

I’ve had this article half-researched and half-written for more than a year now, just sort of laying around.

And now for the article many people have been waiting for: Dodonpachi!