Endeavour makes a Pokemon stronger by increasing its attack stat. temporarily, and the more you use it a 10% increase of defense is 10/20 possible so its useful to good Pokemon trainers.
My best guess is Rattata because it can learn endeavor , and I'm pretty sure it is in Sapphire.
You can trade with another sapphire, ruby, emerald, firered, leafgreen, Pokemon colosseum, Pokemon xd gale of darkness and Pokemon box ruby and sapphire.
you can't find it in Pokemon sapphire, but you can find it in Pokemon ruby. Hope this helped. :-)
Reuniclus can
Your Pokemon when they use endeavor must have a lower HP then what the current opponent Pokemon has. If you are successful the opponent Pokemon's HP will be reduced to your current HP.
piplup does not appear in Pokemon sapphire due to the fact that it is a forth generation poekmon, while sapphire will only contain third generation to first generaton Pokemon
Pokemon Ruby has Pokemon that Pokemon Sapphire does not and Pokemon Sapphire has Pokemon that Pokemon Ruby does not.
There is no Pokemon mansion in sapphire.
Endeavor is a move that can be learned by certain pokemon like Swampert and so on.
He is not in Pokemon: Sapphire. You will not be able to find him. He is in Pokemon: Diamond, Pokemon: Pearl, and Pokemon: Platinum. You will definitely have trouble finding him in Pokemon: Sapphire.
Evee is not availiable in Pokemon Sapphire.
Any Pokemon in sapphire but you have to migrate
You cannot get Regigas in Pokemon Sapphire as it is from the next generation of Pokemon
sinnoh Pokemon won't appear in Sapphire version!
All Pokemon in Pokemon sapphire can breed. Except for all legendaries.
Not in sapphire.
There is not a bike voucher in Pokemon sapphire
Lucario isn't in Sapphire,Sapphire is a Hoenn pokemon,Lucario is a sinnoh pokemon.