How to use Minecraft The Mastermind Secret Boss skin ?

Learn how to download and apply the The Mastermind Secret Boss skin for Minecraft on PC (Java Edition) or Pocket Edition (PE).
PC (Java Edition):

1. Go to the Minecraft website and login to your account.
2. Click the “Minecraft Java Edition” dropdown menu and select “change skin”.
3. On the next page, click “select file” and upload the The Mastermind Secret Boss skin file.

1. Open the game app and press the “dressing room” button on the main menu screen.
2. Press “Edit Character” -> “owned skins” -> “choose new skin” and upload the The Mastermind Secret Boss skin file.

Does this skin have thick or skinny arms?

This particular The Mastermind Secret Boss skin has thick (4px) arms. It is based on the classic Steve model.

What color is this The Mastermind Secret Boss skin skin?

This particular Minecraft The Mastermind Secret Boss skin has the following color palette:
Dove Gray
Cod Gray
Mine Shaft
Mine Shaft
Mine Shaft