Zeit²

Zeit² (also known as Zeit Squared) is a horizontally scrolling shooter made by German developer Brightside Games. It was released for Microsoft Windows and Xbox Live Arcade on January 12, 2011. The word "Zeit" is German for time.

Gameplay
Zeit² is a horizontally scrolling shooter which allows players to move forward and backward in time, making it possible for the player to combine shots and power, and even be assisted by a shadow version of the player.

The game has seventy challenges and eight bosses, as well as six game modes, including Score Attack, Survival, Wave, Time Limit, and Tactics.

Reception
Zeit² received "average" reviews on both platforms according to the review aggregation website Metacritic.

Zeit² was in the Top 20 of Microsoft Dream Build Play 2008, an Independent Games Festival 2009 Student Showcase Finalist and Indie Game Challenge 2010 Finalist.