Ninja Knife is an endless score attack arcade game where you have to survive for as long as possible on top of a tower. Developed by Offline Games, this free Chrome extension offers a simple and lightweight gaming experience without the need for an internet connection or any annoying ads.

To install Ninja Knife, simply click "Add to Chrome" and pin the extension icon to your Chrome toolbar. Once installed, you can easily access the game by clicking on the Ninja Knife icon. The game is easy to play - just click to throw knives at the enemies and break them. The goal is to survive the relentless attacks from opposing clan ninjas for as long as possible.

Ninja Knife on Chrome is a great way to pass the time and challenge yourself to beat your high score. With its intuitive gameplay and lightweight design, it's perfect for casual gamers looking for a quick and addictive arcade experience. Give it a try and see how long you can survive!