critter(6)

critter6

Space shootemup resembling galaxian

Usage

criticalmass [options]

Overview

This manual page documents the game Critical Mass. This manual page was written for the Debian GNU/Linux distribution because the original program does not have a manual page.

criticalmass is a space shootemup similar to Galaxian. The basic idea is simple: you move your ship back and forth at the bottom of the screen, shooting up, while bad guys fly around and shoot down.

Additional documentation is available in /usr/share/doc/criticalmass/Readme.html .

Options

+fullscreen 0, +fullscreen 1

Run in windowed or in fullscreen mode, respectively.

+soundtrack FILE

Use the given file as a soundtrack.

+skill LEVEL

Start with the given skill level. LEVEL must be one of "ROOKIE", "NORMAL", "EXPERT", and "INSANE".

Releases

13 releases since Debian 3.0 (Woody); the text changed 6 times.

  1. 3.0
  2. 3.1
  3. 4.0–5.0
  4. 6.0–9
  5. 10
  6. 11–13
  7. Arch

Author

Criticalmass was written by Frank Becker <crittermail2005 at telus dot net>

This manual page was written by Daniel Burrows <dburrows at debian dot org>, for the Debian GNU/Linux system (but may be used by others).

From critter 1.0.2-13 in Arch Linux 2026-11-01. Parsed by carta from the page's man source.