Diamond: Its cheeks hold poison sacs. It tries to catch foes off guard to jab them with toxic fingers.
Pearl: Inflating its poison sacs, it makes an eerie blubbering sound for intimidation.
Platinum: It rarely fights fairly, but that is strictly to ensure survival. It is popular as a mascot.
Heartgold: Fluid squeezed from its finger, albeit poisonous, is a significant ingredient in remedies for lower-back pain.
Soulsilver: Fluid squeezed from its finger, albeit poisonous, is a significant ingredient in remedies for lower back pain.
Black: It rarely fights fairly, but that is strictly to ensure survival. It is popular as a mascot.
White: It rarely fights fairly, but that is strictly to ensure survival. It is popular as a mascot.
Black-2: Inflating its poison sacs, it fills the area with an odd sound and hits flinching opponents with a poison jab.
White-2: Inflating its poison sacs, it fills the area with an odd sound and hits flinching opponents with a poison jab.
X: Its cheeks hold poison sacs. It tries to catch foes off guard to jab them with toxic fingers.
Y: Inflating its poison sacs, it fills the area with an odd sound and hits flinching opponents with a poison jab.
Omega-Ruby: Its cheeks hold poison sacs. It tries to catch foes off guard to jab them with toxic fingers.
Alpha-Sapphire: Inflating its poison sacs, it fills the area with an odd sound and hits flinching opponents with a poison jab.
Sword: It makes frightening noises with its poison-filled cheek sacs. When opponents flinch, Croagunk hits them with a poison jab.
Shield: Once diluted, its poison becomes medicinal. This Pokémon came into popularity after a pharmaceutical company chose it as a mascot.
Legends-Arceus: A poison wielder with a dastardly personality. Despite such qualities, this species is afforded a measure of popularity due to its peculiar cry and comical features.