Envolve is not a word. But if your gonna evolve it, you need to level it up while it`s having high beauty.
feebas can be caught in any waters of route 199.
the rarest Pokemon in Ruby Sapphire and Emerald is Feebas
sex with milotic
with a pokeball
Metang evovles on lv. 45
trade it from ruby or sapphire
You can capture Feebas on Route 119 in Pokemon Ruby, this is dependant on the phrase in Dewford (that changes it's location) and is luck to find the correct tile that Feebas appears on when fishing.
Feebas is in the area south from fortree city you must use a rod to catch it.
Route 119 (any rod)
Feebas needs to have Maxed Beauty. Feed it some berries that will raise its Beauty stat.
you can get feebas on route 119 very rare
It is located in the water at route 119, in six fishing spots.