This is the moment a fantasy-obsessed man became a real life 'knight in shining armour' and proposed after challenging his girlfriend to a medieval dual.

Rick Blatz, 28, donned £4,000 worth of armour to propose to his partner of six years Mariah Sletten after challenging her to a sword fight at a medieval fantasy fair.

The couple, of Minneapolis, Minnesota, have been passionate about medieval role play since they were teenagers and travel around the country to take part in Renaissance shows.

This proposal was filmed on August 5.

This is the moment a fantasy-obsessed man became a real-life 'knight in shining armour' and proposed after challenging his girlfriend to a medieval dual.

Rick Blatz, 28, donned £4,000 worth of armour to propose to his partner of six years Mariah Sletten after challenging her to a sword fight at a medieval fantasy fair.

The couple, of Minneapolis, Minnesota have been passionate about medieval role play since they were teenagers and travel around the country to take part in Renaissance shows.