Show custom action in ribbon for only one list

Example Code:

<CustomAction ControlAssembly="CustomProject.Actions" 
                ControlClass="CustomProject.Actions" 
                ControlSrc="/_layouts/test/testPage.aspx" 
                Description="This is my custom action" 
                GroupId="MyCustomActions" 
                Id="f5bcd75e-23b9-4623-9a82-41cc7ceb10a6" 
                RegistrationId="MyMagicalList" 
                RegistrationType="List" 
                RequireSiteAdministrator="false" 
                Rights="AddListItems" 
                Sequence="1" 
                ShowInReadOnlyContentTypes="false" 
                ShowInSealedContentTypes="false" 
                Title="MyCustomAction">

EnabledScript parameter in CommandUIHandler, where you can put javascript code and check if specific page/list/view is loaded.

Example:

<CommandUIHandler 
  Command="Ribbon.ListItem.CustomGroup.Controls.BtnSayHello.Command"
  CommandAction="javascript:alert('Image ');"
  EnabledScript="javascript:
    function isEnable(){
      if(location.href.indexOf('AllItems.aspx') > 0){
        return true;
      }
      return false;
    }
    isEnable();"
/>