Final answer:
The character mentioned in Fleischer's cartoons is Popeye the Sailor Man, a comic strip character who became a popular animated film hero thanks to Fleischer Studios.
Step-by-step explanation:
The character from Fleischer's cartoons mentioned in the question is Popeye the Sailor Man, a popular figure that originated in comic strips before making the transition to animated films. Fleischer Studios, founded by brothers Max and Dave Fleischer, were innovative in the field of animation during the early 20th century. They brought many characters from comic strips to the screen, creating a series of successful animated cartoons. Popeye, known for gaining superhuman strength after consuming spinach, is one of their most iconic characters. His adventures and unique personality made him a beloved character among audiences and an important figure in the history of animation.