Big Eyes is one of the three skins released under the monthly Skin'O'Matic offer. It could be purchased individually using game coins in mid March 2018.
Big Eyes could be purchased in the Skins Shop under the ‘Skin-o-matic’ tab for 1900 coins. This skin was available for a limited time and may not be available for purchase in the future.
Details of this skin may vary depending on location, platform or time.
Note: Big Eyes was released again for a limited time as part of the All the Internet Things offer in mid November 2019. The price for Big Eyes remained at 1900 coins for this release.