Removing your Assets from the Asset Store

To disable an Asset that you have successfully published to the Asset StoreA growing library of free and commercial assets created by Unity and members of the community. Offers a wide variety of assets, from textures, models and animations to whole Project examples, tutorials and Editor extensions. More info
See in Glossary, email assetstore@unity3d.com with the following:

• Publisher name
• Asset name
• Confirmation that you want to disable the asset(s) stated

You must send the request from the email address attached to the publisher account of the Asset or Assets you want to disable.