How do you get the yellow poochyena in emerald?

Answer 1

go to serebii.net and look at dungeons in left column find game then click on dungeons and click on any location in the map itll have pokemon listing except for zero isl;e and i think one other one hope i helped

Answer 2

There is a shadow poocheyana very close to the beginning of the game

Answer 3

It's a shiny.
you get it like any other shiny. (breeding, trade, luck)