I Awakened as an SSS-Rank Poison Mage: 40K True Damage/Sec & Infinite Poison Stacks!

What the story is about

After a game merges with reality, classholder Su Chen awakens a unique SSS-rank Venom Mage whose undispellable poison deals true damage and grows stronger with every kill. As he enters dungeons and faces increasingly dangerous monsters, his seemingly slow-damage class proves capable of overwhelming enemies far beyond his level.