go to the paciflog side of the currents stay at the bottom and dive at the dive spot. go
to the green writting and use dive. then go to the back of the room and use dig then
you'll find a deeper spot put wailord in front and relicanth in the last' an earthquake
will unlock the regis.

Regi rock-bottom of the desert. left left down down rocksmash
regi ice- run around one time close to the wall
regi steel-flash in the middle of the room
You can get them before elite 4 the're at lv.40

but do i need natonleal dex

and its not flash its fly

u need 2 go 2 a secret area watch this theres 2 vidios because 1 wasnt compleated

thanks