Activate Sensei's Divining Top's second ability by tapping it, causing you to draw a card and put Sensei's Divining Top from the battlefield onto the top of your library.
Activate Meria's second ability by tapping two artifacts, exiling Sensei's Divining Top with the ability to play it until end of turn.
Cast Sensei's Divining Top from exile by paying 0 due to Starnheim Courser.
Ravenous Robots triggers, creating a 1/1 Robot artifact creature token.
When Sensei's Divining Top enters, Weapons Manufacturing triggers, creating a Munitions token.