Paulo: What sort of MVC examples are you looking for? Daniele Teti has some great articles on building an MVC desktop application:
http://www.danieleteti.it/a-simple-start-with-mvp-in-delphi-for-win32-part-1/
As well as his MVC web server framework:
https://github.com/danieleteti/delphimvcframework
Or were you looking for something more specific?
REST Client Video Challenge
http://delphi.org/2015/10/rest-client-video-challenge/
Integrate Cloud Services with the REST/JSON Client
http://delphi.org/2014/07/integrate-cloud-services-with-the-restjson-client/
BlueTooth Remote Control Car
http://delphi.org/2014/05/bluetooth-remote-control-car/
XE5 REST Debugger Supercharged
http://delphi.org/2014/02/xe5-rest-debugger-supercharged/
Delphi XE5 Mobile REST Client Demo
http://delphi.org/2013/08/delphi-xe5-mobile-rest-client-demo/
Delphi XE5 Mobile REST Client Demo Source
http://delphi.org/2013/09/delphi-xe5-mobile-rest-client-demo-source/
REST and the Kimono
http://delphi.org/2014/02/rest-and-the-kimono/
http://delphi.org/2015/10/delphi-and-rest-client-development/
http://delphi.org/2015/04/cors-on-datasnap-rest-server/