Created for One Button Jam 2016. Press any button to Defendo your Roto against an onslaught of no-good triangles.

This game is free, but if you like it, please consider donating! You will be helping to fund PAN GALACTIC RAILWAY, a game about driving a Space Train. It's gonna be great, I hope! And your support could make it greater!

My name is Dave, I live in Japan. You can find me on Twitter and stuff.

CONTROLS: Basically every button on your keyboard. You can also click on the game with your mouse, if you want.

STREAMING: Yeah, go for it! I wanna see your high scores, too!

MAC USERS: In order to play this game, you may need to allow apps from outside the Mac app store. To do this, go to Apple menu > System Preferences... > Security & Privacy > General tab. Click the lock in the lower left corner, enter your computer's password, and then select the option to allow apps downloaded from anywhere.

PlatformsWindows, macOS, HTML5
Release date Aug 21, 2016
Made withGameMaker: Studio
TagsGameMaker, Minimalist, one-button, onebuttonjam, Shoot 'Em Up
Average sessionA few minutes
InputsKeyboard, Mouse
AccessibilityOne button


Download NowName your own price

Click download now to get access to the following files:

RotoDefendo - WINDOWS 4 MB
RotoDefendo - MAC 5 MB


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Nice simple game, keep it up!Happy Dragon Game Studio


ees good ya

I like it! Simple and interesting, with good feedback. On a side note, your link to PGR is missing a .com :)

Thanks for the heads up! Fixed it!

(thanks for playing, too)

cool stuff! hooked me up