Diamond/Pearl
Pokemon #110 - Weezing Pokemon #110 - Weezing (Shiny)
Male and Female
Platinum
Pokemon #110 - Weezing Pokemon #110 - Weezing (Shiny)
Male and Female
HeartGold/SoulSilver
Pokemon #110 - Weezing Pokemon #110 - Weezing (Shiny)
Male and Female
Black/White/Black 2/White 2
Pokemon #110 - Weezing Pokemon #110 - Weezing (Shiny)
Male and Female
X/Y/Omega Ruby/Alpha Sapphire
Pokemon #110 - Weezing Pokemon #110 - Weezing (Shiny)
Male and Female
Sun/Moon/Ultra Sun/Ultra Moon
Pokemon #110 - Weezing Pokemon #110 - Weezing (Shiny)
Male and Female
Sword/Shield/Pokemon Legends: Arceus
Pokemon #110 - Weezing Pokemon #110 - Weezing (Shiny)
Male and Female
 
Pokemon Information
Generation: 1 (FireRed/LeafGreen) Gender(s) Available: Male/Female
Generations:1st - 7th
Type(s):Poison
Evolution Chain
Pokemon #109 - Koffing Pokemon #110 - Weezing
 
Pokedex Entries
Diamond It grows by feeding on gases released by garbage. Though very rare, triplets have been found.
Pearl
Platinum
HeartGold If one of the twin KOFFING inflates, the other one deflates. It constantly mixes its poisonous gases.
SoulSilver Top-grade perfume is made using its internal poison gases by diluting them to the highest level.
Black It grows by feeding on gases released by garbage. Though very rare, triplets have been found.
White
Black 2 Inhaling toxic fumes from trash and mixing them inside its body lets it spread an even fouler stench.
White 2
X If one of the twin Koffing inflates, the other one deflates. It constantly mixes its poisonous gases.
Y Very rarely, a sudden mutation can result in two small Koffing twins becoming conjoined as a Weezing.