Ash's Swadloon evolves into Leavanny in the episode titled "The Battle of the Samurai," which is the 19th episode of the Pokémon Black & White series. In this episode, Ash and his friends encounter a Pokémon battle involving a Samurai and his Leavanny, which inspires Swadloon to evolve during battle. This evolution signifies Swadloon's growth and strength as a Pokémon.
Sewaddle evolves into Swadloon, which evolves into Leavanny.
Level 20 it evolves into Swadloon Then When It Is Super Happy It Evolves into Leavanny
with happiness at 220
It evolves by leveling up with high friendship.
Well maybe if cyndaquil did so will totodile if in danger ;D
the 74th episode of black and white BW074 OR 731st of the whole anime
Sewaddle evolves into Swadloon, which evolves into Leavanny.
the episode that ashs grovyle evolves is odd Pokemon out that's the name of the episode and the season is battle frontier
Swadloon Evolves by Happiness
Swadloon evolves by happiness.
Ash's Grotle evolved in the episode "Aiding The Enemy!". It evolved during a battle with a trainer's Honchrow.
No,Ash's snivey wont evolve
Level 20 it evolves into Swadloon Then When It Is Super Happy It Evolves into Leavanny
swadloon evolves into leavanny when you level it up with high friendship
Ash's Grovyle evolves into Sceptile in the Advanced Geneation series episode number 161 titled 'Odd Pokemon Out!'.
sewaddle evolve when you level them up to lv 20 they evolve into swadloon
happens when is it happy