Doomsday: Global Heatwave, and I Awaken Absolute Zero

[Sci-fi superpowers + Urban high-martial arts + Sci-fi apocalypse + Ruthless and decisive + Myriad Worlds] The whole world is hit by extreme heat, two suns appear, and gamma-ray radiation spreads. Only people with special abilities can survive. In his previous life, Lin Jiuri was set up by a friend, and only learned as he lay dying that his friend had a System. After being reborn, he decides that this time he'll not only become an ability user, but also snatch the friend's prize and go even further!