1980s fantasy film scene of a knight fighting a lake monster

the prompt

1980s live-action fantasy film, shot on arri with zeiss 35mm lenses. A knight is wading through a lake, facing off with a massive lake monster, as villagers look in the background. It's a gray, overcast day. Fog in the air. Cut to: close on the knight's determined face as he raises his sword. But suddenly, the The monster lunges forward, twisting its massive head sideways,  grabbing the knight in its jaws and lifting him up high into the air as the knight drops his sword and it plunges into the water below. Cut to: dynamic close moving shot on the the knight in the monster's jaws, struggling to escape as the monster swings him wildly through the air. The knight punches the monster's snout and gouges his fist into one of the monster's eyes. The monster SCREECHES and releases the knight. cut to: top down shot on the knight as he drops, in slow motion, down toward the lake below. then cut to: UNDERWATER BAM! The knight slams beneath the surface into the murky water, frantically looking around. The camera pans around him to reveal, THE MONSTER, staring at him, ready to end him.