Location: Driftveil City

Method:
When you help Old Team Plasma out against New Team Plasma, the sage there will be very grateful and offers you the opportunity to look after N's Zorua, which he left when he went on his journey

Zorua ♂ Level 25

OT: N ID: 00002 Ability: Illusion Hold Item: None

Hasty Nature. Date of Receiving Driftveil City. Caught at Lv. 25

Fury Swipes Faint Attack Scary Face Taunt

Location: Castelia City

Method:
In Pokémon Gym street of Castelia City, on the third floor on the building to the left, you will find Fennel is there doing here Dream World Research. Speak to one of her assistants after you have defeated the Elite Four, and you will be given a Level 10 Eevee, and guess what, it has its Hidden Ability

Eevee Level 10

OT: Yours ID: Yours Ability: Anticipation Hold Item: None

??? Nature. Date of Receiving Castelia City. Caught at Lv. 10

Tackle Tail Whip Sand-attack Growl

Location: Route 6

Method:
When you reach the weather institute, one of the scientists there will graciously offer for you to take one of the Deerling with you. This Deerling has its ability of Serene Grace

Deerling Level 30

OT: Yours ID: Yours Ability: Serene Grace Hold Item: None

??? Nature. Date of Receiving Route 6. Caught at Lv. 30

Faint Attack Take Down Jump Kick Aromatherapy

Location: Floccesy Town

Method:
After defeating Benga in Black City or White Forest's main attraction, Benga will visit Alder and while there, will give you a special prize, a Gible or a Dratini depending on which game you beat him in. These Pokémon are unique in that it is Shiny

Gible ♂ Level 1

OT: Yours ID: Yours Ability: Sand Veil Hold Item: EXP. Share

??? Nature. Date of Receiving Floccesy Town. Caught at Lv. 1

Tackle

Dratini ♂ Level 1

OT: Yours ID: Yours Ability: Shed Skin Hold Item: EXP. Share

??? Nature. Date of Receiving Floccesy Town. Caught at Lv. 1

Bind Leer

Location: Nacrene City

Method:
When you reach Nacrene City, you will be given an egg by a Pokémon Breeder who stays in the Nacrene Gate. She will ask you to take care of the egg and, when it hatches, it'll hatch into Happiny

Happiny Level 1

OT: Yours ID: Yours Ability: Natural Cure Hold Item: None

??? Nature. Date of Receiving Egg given by Treasure Hunter. Hatched at ___. Caught at Lv. 1

Pound Charm

Location: Twist Mountain

Method:
Like in Black & White, in the Twist Mountain Cave, there is a man who will give you a fossil once a day after you have obtained the National Pokédex. These fossils are the fossils of the Kanto, Hoenn & Sinnoh Pokémon and you can get one at random each day so you have an unlimited supply of these Fossils. Go to the Nacrene City museum in order to revive them

Omanyte Level 25

OT: Yours ID: Yours Ability: Swift Swim Shell Armor Hold Item: None

??? Nature. Date of Receiving Nacrene City. Received at Level 25

Water Gun Rollout Leer Mud Shot

Kabuto Level 25

OT: Yours ID: Yours Ability: Swift Swim Battle Armor Hold Item: None

??? Nature. Date of Receiving Nacrene City. Received at Level 25

Absorb Leer Mud Shot Sand-Attack

Aerodactyl Level 25

OT: Yours ID: Yours Ability: Rock Head Pressure Hold Item: None

??? Nature. Date of Receiving Nacrene City. Received at Level 25

Scary Face Roar Agility AncientPower

Lileep Level 25

OT: Yours ID: Yours Ability: Suction Cups Hold Item: None

??? Nature. Date of Receiving Nacrene City. Received at Level 25

Constrict Acid Ingrain Confuse Ray

Anorith Level 25

OT: Yours ID: Yours Ability: Battle Armor Hold Item: None

??? Nature. Date of Receiving Nacrene City. Received at Level 25

Mud Sport Water Gun Metal Claw Protect

Cranidos Level 25

OT: Yours ID: Yours Ability: Mold Breaker Hold Item: None

??? Nature. Date of Receiving Nacrene City. Received at Level 25

Pursuit Take Down Scary Face Assurance

Shieldon Level 25

OT: Yours ID: Yours Ability: Sturdy Hold Item: None

??? Nature. Date of Receiving Nacrene City. Received at Level 25

Metal Sound Take Down Iron Defense Swagger

Location: Marvelous Bridge

Method:
As with two years previously, on the Marvelous Bridge, you will find a man who will sell you a rare Pokémon for 500 PokéDollars. Just like back then, it turns out this gift is no more than a Magikarp.

Magikarp Level 5

OT: Yours ID: Yours Ability: Swift Swim Hold Item: None

??? Nature. Date of Receiving Marvelous Bridge. Received at Level 5

Splash

Location: Nacrene City

Method:
The first time you enter Nacrene City's Museum, Lenora will come and greet you, having heard of your success at the Elite Four. As congratulations, she'll offer you the choice between a Plume Fossil and a Cover Fossil, giving you access to Archen or Tirtouga

Tirtouga Level 25

OT: Yours ID: Yours Ability: Solid Rock Sturdy Hold Item: None

??? Nature. Date of Receiving Nacrene City. Received at Level 25

Aqua Jet AncientPower Crunch Wide Guard

Archen Level 25

OT: Yours ID: Yours Ability: Defeatist Hold Item: None

??? Nature. Date of Receiving Nacrene City. Received at Level 25

Pluck AncientPower Agility Quick Guard