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About Tetrastrophe

Blocks are falling from the sky! Reach the flag to avoid a catastrophe!

There are 10 levels before reaching absolute safety.


How to play

Controls - keyboard

Press X to let a block fall from the sky.

Steer each block using the arrow keys to unlock the path to safety.

Control your avatar with the arrow keys.

Press R to restart the level.

Controls - touchscreen

Tap to simulate pressing X and swipe to simulate an arrow keypress.

Open the tab on the left beside the game to: restart and return to menu.

Real-time feedback

Press F anytime to provide real-time feedback! Much appreciated!

Level navigation

Navigate to a previously uncovered level by pressing the lateral buttons beside the game screen. These buttons appear and disappear as needed.

Hall of fame

Once you beat Tetrastrophe, you'll be invited to enter the Hall of Fame! As soon as you pass the final credits screen after winning, you'll be able to type your name in a new window. Press Submit to be remembered forever or close the window to forsake your glory.



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Comment and discuss Tetrastrophe on the dedicated discord channel!


Tetrastrophe by Pedro PSI, 2014.


Arpology 1: Frantic Sax Version by Longzijun.

Game Engine

Made with Puzzlescript.

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