How can the alternate reality Professor Pericles can be free out of the portal?

A.Buy a new ice cream cone
B.The Evil Entity's apprentice Forte Luster Dazzles builds a machine that'll free him and an evil alternative reality papagei out of the portal.
C.Buying a muffins in order to lure Derpy Hooves and convinces to free them out of the portal in speed force.