I, a Fluffy Ball, Am Super Ferocious! [Quick Transmigration]

First World: The CEO's Adorable Hamster Gang (√) Second World: The Mine Boss's Lucky Little Golden Leopard (√) Third World: The Demon Emperor's Sticky Little Fat Bird Fourth World: Apocalypse Mutants and a Mutated Little Bumblebee Fifth World: The Founding Tyrant's Little Wolf King Note: 1. The male lead, Peng Yisong, is 21 years old. He transmigrates into all kinds of fluffy creatures, and becomes human in each world. 2. The love interest is the same person throughout. Next story: The Kitten Depends on the Kun for Survival After Transmigrating into a Book Blurb: Kitten Cheng Zijun transmigrates, and wakes up to discover he's become a doomed supporting male character in a book about a lucky koi fish in the Age of Declining Magic. The lucky koi protagonist is kindhearted, beautiful, and blessed with the combined traits of a lucky koi and a bringer of wealth. Cheng Zijun is the complete opposite: gloomy, cold, and solitary by nature, born with a crow's mouth and the bad luck of a jinx. He's driven out in the protagonist's third chapter, left destitute and penniless, with only a contractual husband said to have yet to awaken: a skinny little black fish with a deformed fin. Cheng Zijun: … Raise it until it's fat, then slaughter it! (Just kidding.) He must be the first kitten in the world to marry a fish. But as he raises the fish, things get a little out of hand... The Kun is so huge it won't fit in a pot! (Just kidding.) The Kun is too big to fit in a bathtub! * Yin Kun failed his tribulation, and his soul power was damaged. He had no choice but to abandon his true form, become a little fish, and hide in the deep pool of his cave to sleep and recover. When he woke, ten thousand years had passed. His cave had been occupied and the deep pool drained. All he had for shelter was a portable fish tank the size of a palm. Beside it sat a cat as black as ink jade, staring at him with huge, glittering golden eyes, gazing at him hungrily. Yin Kun: … Also, the author has more completed stories about adorable pets: 1. The Little Qiongqi Kept by the King of Hell 2. Meow, His Majesty Isn't Full Yet [Interstellar] 3. The Laziest Merchant in the Beast World 4. Shh, There's a Beast in the Imperial Palace [Interstellar] 5. The Zombie Emperor's Pet Cat 6. The Chief's Hamster Battle Companion [Interstellar] 7. The Panda Boyfriend Is Hard to Raise [Apocalypse] Mwah, mwah, mwah~! Theme: Protect animals