| 5 | Black | Like the wind, it can slip through any gap, no matter how small. It leaves balls of white fluff behind. |
| 5 | White | Riding whirlwinds, they appear. These Pokémon sneak through gaps into houses and cause all sorts of mischief. |
| 5 | Black 2, White 2 | They appear along with whirlwinds. They pull pranks, such as moving furniture and leaving balls of cotton in homes. |
| 6 | X | They appear along with whirlwinds. They pull pranks, such as moving furniture and leaving balls of cotton in homes. |
| 6 | Y | Like the wind, it can slip through any gap, no matter how small. It leaves balls of white fluff behind. |
| 6 | Omega Ruby | They appear along with whirlwinds. They pull pranks, such as moving furniture and leaving balls of cotton in homes. |
| 6 | Alpha Sapphire | Like the wind, it can slip through any gap, no matter how small. It leaves balls of white fluff behind. |
| 7 | Sun | It rides on the wind and slips into people's homes. After it has turned a room into a cotton-filled mess, it giggles to itself and takes off. |
| 7 | Moon | This Pokémon appears, riding upon the wind. But if the wind gusts up, it'll blow the cotton on this Pokémon's head clean off. |
| 7 | Ultra Sun | This nuisance sneaks into people's homes, where it hides important things and scatters cotton all over the place. |
| 7 | Ultra Moon | Whimsicott doesn't live in a fixed location. It floats around on whirling winds, appearing all over the place to perform its mischief. |
| 8 | Sword | It scatters cotton all over the place as a prank. If it gets wet, it’ll become too heavy to move and have no choice but to answer for its mischief. |
| 8 | Shield | As long as this Pokémon bathes in sunlight, its cotton keeps growing. If too much cotton fluff builds up, Whimsicott tears it off and scatters it. |
