Square Inches

  a limited-time currency for the Superheroes 2016 Event. They are used to upgrade the Burns' Summer Mansion. They can be obtained by sending specific characters to work at the aforementioned building.

Additionally, they can be purchased by 2 Donuts each, but only if the player tries to upgrade the Burns' Summer Mansion without enough to be able to perform the upgrade.

Characters with jobs
The following table shows the characters with earning jobs. All jobs last for 4 hours. The prize track currency varies depending on the Issue. During Issue 1 Brass Knuckles, in Issue 2  Soilant Red, and in Issue 3  Crab Juice. Premium characters earns at double rate compared to their freemium counterparts.

US$