SSS Ranked Dragon King: My Innate Ability is Unbelievable.

In a single day, a global calamity wipes out humanity, leaving their souls adrift in an endless void. An enigmatic entity, responsible for the catastrophe, offers a twisted mercy: reincarnation into a deadly “King's Game.” Every soul from Earth must choose a character card to determine their new form and fate. Chaos erupts as billions scramble for power. Some snatch weak cards in haste, while others luck into formidable ones. Su Ping, caught in the frenzy, watches desirable roles like Goblin King, Blood Goblin King, and even Succubus King vanish. Desperate, he claims the only card left: Dark Dragon King. To his shock, this “lowly” dragon bloodline ranks among the top 1000 strongest. As Su Ping finds himself in a treacherous cosmo's where every player is a king vying for supremacy, he wonders: If a dragon is this low, what monstrous powers lie at the top?