Dark Polygon Theme by Rushil Srivastava (http://www.rushilsrivastava.com)
A material dark theme with a nice soothing polygon background. Excellent for gamers, and late night programming.
If you like this theme, consider checking out it's green variant at: https://chrome.google.com/webstore/detail/light-green-polygon-theme/hoiggkglddmfcfpkibipchdbcggfgppe
If you like this theme, give it 5 stars :D