Get Serperior, Emboar, and Samurott in Pokemon Omega Ruby/Alpha Sapphire with special passwords

The Pokemon Company is kicking off a new distribution for Pokemon Omega Ruby/Alpha Sapphire. Over the next few weeks, players can obtain Serperior, Emboar, and Samurott.

The distribution timing and availability are as follows:

Serperior – Available from Pokemon.com starting 1/22/2015 through 11/30/2015, via a special password.
Emboar – Available from Pokemon.com starting 1/29/2015 through 11/30/2015, via special password.
Samurott – Available from the Pokémon Trainer Club newsletter starting 2/5/2015 through 11/30/2015, via special password.

Source: Pokemon PR