Diamonds are earned from level ups and opening crates. They are used for multiple upgrades such as:
- Coin upgrades (increases your CPM)
- Metagrades:
The available metagrades are:
- Thundershock | "Randomly gives you a massive amount of coins" | Unlocks at 5 cps
- Lucky Clover | "Gives you a higher chance to activate chance-based things" | Unlocks at 10 cps
- Momenta | "Allows Velocity to affect your other upgrades" | Unlocks at 15 cps
- Chainer | "Allows your upgrades to rarely chain together" | Unlocks at 15 cps
- Robot Workers | "Makes your workers into robots, increasing your coins per second (affects earlier purchases more" | Unlocks at 20 cps
- Tiering, which increases the cps values of your purchases
You can check how many you have on your profile. (Accessed by the command !cmp or !p)