Are you familiar with Report Builder 2.0?
It is a little extra work to find list ID (from URL, without extra letters, mine looks like: {3E170346-36F8-43DC-BBC7-A000EB8CA204}), but nothing you cannot achieve pretty fast.
For example, it looks something like this:
Select connection type: XML
Connection string:
http://server_name/_vti_bin/lists.asmx
Query:
Query>
<SoapAction>http://schemas.microsoft.com/sharepoint/soap/GetListItems</SoapAction>
<Method Namespace="http://schemas.microsoft.com/sharepoint/soap/" Name="GetListItems">
<Parameters>
<Parameter Name="listName">
<DefaultValue>{3E170346-36F8-43DC-BBC7-A000EB8CA204}</DefaultValue>
</Parameter>
<Parameter Name="viewName">
<DefaultValue>{3EEEF7B7-A7D3-41D5-BE77-05F79B39DB2D}</DefaultValue>
</Parameter>
<Parameter Name="rowLimit">
<DefaultValue>9999</DefaultValue>
</Parameter>
</Parameters>
<ElementPath IgnoreNamespaces="True">*</ElementPath>
</Method>
</Query>
You can find some articles on the net.
Brano