You cannot catch/see 'Entei' in Pokemon Ruby.
The only way to get it to Ruby is to trade it from Leaf Greean, Fire Red or Colosseum.
enti is in ecrutek city in the burned temple
enti is a rare Pokemon
you get a entie at sunshore city
If by enti you mean Entei the legendary dog then yes, all three dogs are there.
No, only FireRed and LeefGreen
zapdos,moltres,ardicuno,suicuine,enti,raicku
He can be found anywhere at random
Enti is always on the run. It hides in many places; the caves, on islands, in forests, etc. When I played, Enti ended up on top of some tower with the other two Pokemon like it. But that's all I'm saying!
Pokemon ruby's version IS Pokemon ruby.
Pokemon Ruby has Pokemon that Pokemon Sapphire does not and Pokemon Sapphire has Pokemon that Pokemon Ruby does not.
Running around in the grass randomly after the Pokemon league. You have to be very, very, lucky.
I dont think u can i think u have to migrate