All Dharma Gods

[Modern magic flow + slightly refreshing but not brainless + late stage despair + no system + big world view + single (double) female protagonist without harem + male protagonist is cold] "X, what the hell? Am I not taking an exam?" Lin Yu woke up in a daze and found that he had arrived in a strange world. Lin Yu looked at the test paper on the table, fire element? Thunder type? Wind element... How do I remember that I studied mathematics, physics, chemistry, politics, history and geography... Lin Yu searched for the memory of the original owner, magic? Demon? Could it be that I have traveled through time...