Home > Roblox Codes 2026 > Cassette Beasts Codes (2023)

Cassette Beasts Mailbox Codes (June 2023)

Published Date :
Shubham Nema

With the latest Cassette Beasts Codes, you can get plenty of free rewards in no time. Similar to Pokemon’s Mystery Boxes, you can claim various freebies by using a Letterbox code inside Mailbox in this RPG game. These codes can help you get different types of monsters and creatures. But as they are dropped by the devs, Letterbox codes are available only for a limited time or specific events. Don’t worry, here’s where you can find all the latest active codes.

Checked for new codes on May 4, 2023.

All Cassette Beasts Mailbox Codes (June 2023)

cassette beasts codes

Letterbox Codes (Active)

  • Currently, there are no working or active codes. We will update the codes list with more Mailbox codes as soon as the devs reveal them.

Letterbox Codes (Expired)

  • VALENTINES: Submit Letterbox code to get Glitter Bootleg Dandylion.
  • LAUNCHDAY: Submit Letterbox code to get Metal Bootleg Traffikrab.

How to Use Mailbox Codes in Cassette Beasts

You must find a Mailbox before you submit and use the Letterbox codes. So, follow the below steps:

  • For that, head to Harbourtown’s Gramophone Cafe to find a Mailbox.
  • Interact with the Mailbox inside the Cafe which will prompt an input text box.
  • Enter the above working codes into the text box.
  • Once you Submit a Code, a package with a free reward will appear instantly.

How to Get More Letterbox Codes

You can get more Cassette Beasts codes by following the socials of the devs at Bytten Studio. As confirmed by the devs, the previous expired codes were targeted for specific campaigns. But with upcoming events and campaigns, the devs might drop new Letter box codes in the future. So, follow their official Twitter account or join their Discord Server to get the latest code updates.

However, you can also bookmark this page if you are looking for everything in one place. We will update the codes list as soon as new Letterbox codes are revealed to us by the devs. We also update the codes list when the above active codes expire or stop working. So, press the CTRL + D shortcut buttons to bookmark this page right away.

That’s all about Cassette Beasts Codes. If this guide helped you get freebies, check out more Codes to get free rewards for other games right here on Gamer Tweak.

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