One or two players. Use a mouse or trackpad, keyboard (including Touch Bar), or 1-2 game controllers.
Steam version works on Mac (available for mobile and TV elsewhere); updated with support for all recent Mac hardware.
?Celtreos? is like the space shooters of decades past: tiny ship, big weapons, waves of foes, power-ups and obstacles.
Music, Sound and Voice
30 different songs (over 45 minutes of music!)
You can even play your own music and auto-next-song for key game events
Stages
13 stages: a city, space station, ocean and more
Horizontal scrolling but more than one ?screen? of vertical space
Start from any stage you want!
Each stage ends with a challenging boss
Wall layouts and spawn patterns are partially randomized
Weapon Arrays, Special Moves, Power-Ups and More
Choose from a huge arsenal of weapons and special abilities
10 different ships to choose from
Customize ship properties, such as gun mount locations and top speed
In-game power-ups with weapons, defenses and temporary powers (like Rapid Fire)
Power-down orbs with temporary inconveniences (like Weapon Freeze)
Additional Configuration Options
Set number of lives, and number of times that special abilities can be used
Play in a window or in Full?Screen, and specify how much of the display to use in Full?Screen
Set graphics quality to one of three levels