The Avengers 

The Sub-genre is a range of different genres you have distopia, nuclear threat, mutation and last of all experimental science.

The conventions of the movie are special effects e.g. when they are fighting they use effects on the force of the hits they throw and there super powers e.g. flying and shooting things they use special effects to bring them to life. Also the main characters are all dressed in new technology so there suits are make out of electrical the theme of the movie is google: When Tony Stark (Robert Downey Jr.) jump-starts a dormant peacekeeping program, things go terribly awry, forcing him, Thor (Chris Hemsworth), the Incredible Hulk (Mark Ruffalo) and the rest of the Avengers to reassemble. As the fate of Earth hangs in the balance, the team is put to the ultimate test as they battle Ultron, a technological terror hell-bent on human extinction. Along the way, they encounter two mysterious and powerful newcomers, Pietro and Wanda Maximoff. 

the age group this movie is directed at is 15-30 cause the fighting scenes are more enjoyed by older viewers