If you successfully set up the game, here is what you need to know to progress:

Sam spawned into a voxel-based recreation of the Temple of Hatshepsut. The textures were blurry, the draw distance was short, and the enemies were... two-dimensional sprites that always faced him.

To put that in perspective: this game ran on phones with 128MB of total storage, 16MB of RAM, and no touchscreen. You navigated Mental’s hordes using a physical D-pad and the # key.

If you enjoy fast-paced shooters, action games, or are a fan of the Serious Sam series, this game is an absolute must-play.

Just then, a new enemy type appeared. It wasn't a Mental minion. It was a pop-up window.

It was part of the "Golden Age" of mobile gaming—a time when publishers took risks on big franchises for mobile devices without relying on microtransactions or "energy" systems. You bought the game (or downloaded it via WAP), and you played it. It was a pure, unadulterated attempt to bring a PC shooter to a device that was primarily meant for making calls.

Nestled in that golden era of J2ME (Java) games was a technical marvel that blew our tiny 176x220 screens away: .