evolutionary hazard

A man is one day killed in an accident,but what greets him afterwards is the system unlike any other,telling him he’s been reincarnated as a special race,but what exactly that special thing is unknown,and for him to discover,along with the constant battles and journeys through dungeons and the sg.but what he will achieve through this long journey ahead is unknown even to higher beings. p.s this is my first novel so I’ll be learning how to do stuff as I go on, and I’ll also fix my mistakes if you tell me about them through the comments,and I hope you enjoy reading it.