Gold

Gold is one of the many obtainable resources in the game. It is used to build many different Units. It is yellow in appearance, along with the Units built out of it.

Polygons
Gold can be obtained by shooting down Polygons of its type. Small polygons give 1 gold, medium polygons give 2 gold, and large polygons give 3 gold.

Fighting
You can also fight and destroy Gold Units on other players. This is rather efficient as most players will be using this resource mid-game.

Alchemy
When an Iron Alchemy Lab is placed, it converts other resources into Gold. This is useful for obtaining large amounts of Gold.

Supporting the Creator
When you click on any of the buttons to the right of the Menu, you can support the creator and gain extra materials when starting. Each service gives 3 extra starting resources, for a total of 18 starting resources.

Building
Gold can be used to build many different Units. Each unit costs a different amount of resources to build. The cost is as follows:
 * Basic Unit: 18 gold
 * Basic Turret: 24 gold
 * Spike: 24 gold
 * Sniper Turret: 30 gold
 * Twin Turret: 30 gold
 * Healing Unit: 42 gold
 * Octa Turret: 48 gold
 * Cannon Turret: 54 gold
 * Alchemy Lab: 60 gold

Alchemy
When an Alchemy Lab is placed, it converts any newly gained gold into a different resource. The formula is as follows:

Trivia

 * It is considered the third tier for the game.
 * If one was to say that a Basic Unit covered one cubic meter of space, it would cost $1,074,000,000 to build one of these.