Revealing mistake: When Biro stabs the Imperial soldier with his sword, it's obvious that the sword is angled to miss his body. (01:30:50)
Flash Gordon (1980)
Ending / spoiler
Directed by: Mike Hodges
Starring: Max von Sydow, Sam J. Jones, Topol, Melody Anderson
Flash crashes his ship into Ming's palace and Ming is impaled. Ming aims his ring at himself and disappears. Prince Barin becomes king, appoints Vultan as general of the armies and declares that everyone live together in peace. Dale asks Dr. Zarkov if it's possible to return to Earth and he says that he doesn't know but they can try. An unknown person picks up Ming's ring and his evil laughter is heard...
Garrett
More mistakes in Flash Gordon
Prince Vultan: GORDON'S alive.
Trivia: The tree person that gets locked into the cage with Flash (Fico by IMDB credit list), that "stole" the key to the cage, is Richard O'Brien, who is known for creating the Rocky Horror Show.
Answer: Since one meaning of "bore" has to due with digging tunnels and they are used in the torture scene, one can assume that they are worms that eat holes into your flesh.