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Demon Killer

Demon Killer is a wave shooter about surviving a demonic invasion, choosing from a varied arsenal, and upgrading weapons as attacks intensify.

  • Free
  • Browser
  • Landscape
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Quick facts

Game details

Channel
Shooting Games
Subcategory
FPS Games
Provider
GamePix
Provider category
zombie
Provider genres
zombie
Content basis
Slacking Games guide linked to the provider record
Platform
Web Browser
Orientation
landscape
Player frame
800 × 600
Provider record fetched
July 21, 2026
Desktop controls
See the controls below
Touch controls
See the controls below

Game files and artwork come from the named provider. Slacking Games maintains this page's categories and related-game links. Read how the catalog is reviewed.

Arsenal development between demon waves

Immediate survival and equipment development are connected. A suitable weapon answers the present formation, while an upgrade strengthens the response available in the next wave. The campaign frames those decisions as an effort to save the world.

Objective: Survive the demon waves by using and upgrading the weapon arsenal against the invasion.

Core loop

  • Assess the demons in the current wave.
  • Choose a weapon suited to the immediate formation.
  • Upgrade the arsenal before later attacks intensify.

Gameplay mechanics

  • Demon waves
  • Shooting
  • Weapon arsenal
  • Weapon upgrades
  • World defense

Progression and modes

The invasion intensifies through further waves and stronger equipment demands.

  • Weapons can be upgraded for later demon waves.

What to expect

  • A demonic invasion.
  • Repeated combat waves.
  • An arsenal that develops through upgrades.

Demon Killer is provided by GamePix and is playable here through its browser-game embed.

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