Seadra will evolve when you trade it while it holds the item Dragon Scale.
Seadra does not evolve into Seaking. Ever. Period.
You can evolve Seadra by giving it a Dragon Scale and then trade it. Seadra will then evolve into Kingdra.
seadra
Seadra can never level up to evolve. You have to trade it when it is holding a Dragon Scale item. - Pokemon Guru
Seadra will only evolve during a trade while it holds dragon scale.
never
Just trade the Seadra while it's holding a Dragon Scale. It'll evolve into Kingdra.
Yes, by trading a Seadra equipped with a dragon scale.
Seadra can be evolved into Kingdra by using a water stone
You can evolve Seadra by trading it with the Dragon Scale
Seadra will evolve into Kingdra once you trade it to another player while it's holding a Dragon Scale.
to get kingdra you cant evolve it from seadra by gaining lvls, instead you have to make seadra hold a kings rock and trade the seadra to another pokemon game and it will evolve into kingdra