Red / Blue: Incredibly slow and dopey. It takes 5 seconds for it to feel pain when under attack.
Yellow +2: Incredibly slow and sluggish. It is quite content to loll about without worrying about the time.
Gold: It lazes vacantly near water. If something bites its tail, it won't even notice for a whole day.
Silver: A sweet sap leaks from its tail's tip. Although not nutritious, the tail is pleasant to chew on.
Crystal: It is always so absent-minded that it won't react, even if its flavorful tail is bitten.
Ruby / Sapphire: SLOWPOKE uses its tail to catch prey by dipping it in water at the side of a river. However, this POKéMON often forgets what it’s doing and often spends entire days just loafing at water’s edge.
Emerald: It catches prey by dipping its tail in water at the side of a river. But it often forgets what it is doing and spends entire days just loafing at water’s edge.
FireRed / X: It is always vacantly lost in thought, but no one knows what it is thinking about. It is good at fishing with its tail.
LeafGreen: Incredibly slow and dopey. It takes five seconds for it to feel pain when under attack.
Diamond +6: Although slow, it is skilled at fishing with its tail. It does not feel pain if its tail is bitten.
HeartGold / Y: It lazes vacantly near water. If something bites its tail, it won’t even notice for a whole day.
SoulSilver: A sweet sap leaks from its tail’s tip. Although not nutritious, the tail is pleasant to chew on.
Omega Ruby / Alpha Sapphire: Slowpoke uses its tail to catch prey by dipping it in water at the side of a river. However, this Pokémon often forgets what it’s doing and often spends entire days just loafing at water’s edge.
Sun: Its long tail often breaks off. It doesn’t really feel any pain, though, and the tail grows back, so Slowpoke isn’t particularly bothered.
Moon: Alolan home cooking involves drying Slowpoke tails and then simmering them into a salty stew.
Ultra Sun: There are some places where Slowpoke is worshiped because of a long-standing belief that whenever Slowpoke yawns, it rains.
Ultra Moon: Although their tails, which fall off naturally, can easily be found lying around, they’re a precious ingredient for cooking.
Sword: Slow-witted and oblivious, this Pokémon won’t feel any pain if its tail gets eaten. It won’t notice when its tail grows back, either.
Shield: When this Pokémon’s tail is soaked in water, sweetness seeps from it. Slowpoke uses this trait to lure in and fish up other Pokémon.