Fantasy

In the Game Invasion Era, monsters run wild across the globe. George transmigrates into this world and starts as the weakest R-class Pet Tamer in the world.
    But then, something unexpected happens. He discovers he has an SSS-tier talent, and the stronger his binding targets become, the stronger he gets!
    Bind the Goblin King, and the Goblin Boss evolves into The Abyssal Demon God!
    -George gains a 1,000,000x combat power boost!
    - Bind the Elven Priestess, and the Elven Priestess Boss grows into The Elven God-King!
    - George gains a 10,000,000x life enhancement!
    - Bind the Flame-Winged Demon, and the Infernal Lord Boss breaks through to become The Profane God!
    - George gains a 1,000,000,000x talent boost!
    Soon, George himself is stunned.
    “Pet Tamer? Hmm… sorry, my 'pets' are all God-level Bosses.”
    The world is in shock:
    “Are you out of your mind? You call this R-class?”
    Holy Goddess Queen: “Sir, please spare me. I’m willing to do anything!”
    The Supreme Creator God: “He’s here! He’s bringing his pets with him!”