What is it?

It is a limited-edition chest available as a reward from various in-game activities or for purchase in the shop. Each chest guarantees specific rewards and also offers a chance to obtain a unique item.

These are the available chests, along with the odds of every reward they can contain:

Bronze Birthday Chest: 50.000 chips  guaranteed and a 1% chance of getting a Legacy Hat
Silver Birthday Chest: 10.000.000 chips  guaranteed and a 5% chance of getting a Legacy Hat
Gold Birthday Chest: 500.000.000 chips  guaranteed and a 15% chance of getting a Legacy Hat