http://betterzombie.com/
Zombiepaper - thanks to Earthbound
Zombiepaperscissors - thanks to MightyCollector

http://www.backloggery.com/Zombiepaper - Written analysis
http://howlongtobeat.com/steam.php then paste in zombiepaperscissors - Statistical analysis
https://rateyourmusic.com/~Zombiepaper - Music analysis
http://betterzombie.com/ - Unrelated analysis