Yandex Games

Delta Particles

Delta Particles is a large—scale single modification for the classic half-life created by Yuri "XF-Alien" Epifantsev. The campaign includes 35 levels and offers a completely new story unfolding parallel to the events of the original game.

Open on Yandex Games

About this game

The main character is Nick Farrell, a technical engineer at the Delta Base complex, who is responsible for servicing power generators. During the performance of the next work shift, he finds himself in the epicenter of catastrophic events. At the same moment, a resonant cascade occurs in the Black Mesa research complex, opening portals to the world of Xen and allowing alien beings to enter the Earth. The player will have to go through the destroyed complex, face dangerous opponents, overcome numerous obstacles and try to survive in a world that is rapidly plunging into chaos.

How to play

Fundamentals of management: • WASD movement • Mouse — review and shooting • LMB attack • E — interaction (buttons, doors) • Space bar — jump • Shift — sit down The remaining control settings are available in the corresponding menu item.

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