5 sci-fi movies that weren't great but still deserve a sequel 

 We're constantly talking about good movies that deserve a sequel, but what about the divisive ones that, while not great, had cool ideas worth building upon?  

https://cdn.mos.cms.futurecdn.net/KQxzNWWpvNfscc7MyvRtQT.jpg

https://www.space.com/five-sci-fi-movies-deserve-sequel