Go to Pastoria City and defeat the gym leader. After that you need to defeat Team Galactic in Lake Valor and Cynthia will come and give you a SecretPotion. You then need to go to the psyducks and talk to them. Give them the Potion and they'll go away.
(Deep Breath...)
While Surfing:
Routes 202, 203,204 (south), 205 (north), 208, 209, 210 (north), 212 (north), 214, Twinleaf Town, Lake Verity, Lake Valor, Lake Acuity, Celestic Town: 90% chance, level 20-30
Route 225, Resort Area: 10% chance, level 35-45
Oreburgh Gate (B1F), Ravaged Path: 60% chance, level 20-30
Walking:
Oreburgh Gate (1F): 35% chance, level 5-7
Oreburgh Gate (B1F): 35% chance, level 8-10
Ravaged Path: 35% chance, level 4-6
Lake Acuity: 5% chance level 38
Go to Pastoria City, defeat Team Gallactic. Cynthia will give you SecretPotion.
What game are you talking about? They are like...everywhere in the new ones.
You can find Psyduck in the map called "Route 120".
Nearly everywhere where ther's water.
u need a super rod
golduck
phyduck
you dont you pea brain
You can only find Darkrai through a Pokemon Event.
At the end of the cave on Iron Island, Riley gives you a Riolu egg.
you cant get a phyduck, but you can get a psyduck
golduck
phyduck
Take of the phyduck
No
you have to be lucky
They are in the maniac tunnel.
you dont you pea brain
You have to have seen every Pokemon in the regular dex.
it came out already and has mew and cresselia
At eterna city.
You have to beat a gym leader to unlock it