On Tuesday, April 14th 2015, Google Chrome disabled Unity3D support, but the good news is you can enable it again!
Paste this into chrome: chrome://flags/#enable-npapi
Hit Enable on Enable NPAPI Mac, Windows
also Enable Native-Client underneath.
Bingo Unity works again! :)
Don't see the game?Check to see if the Unity Plug-in is being blocked in the top-right corner of your browser address bar