Location: Route 5 - Hidden Grotto

Method:
When you first reach Route 5, Bianca will appear and tell you she hears something. Taking you to the tree, she will show you where there is a stationary Minccino. This Minccino has its ability of Skill Link.

Minccino Level 20-24

OT: Yours ID: Yours Ability: Skill Link Hold Item: None

??? Nature. Date of Receiving Hidden Grotto. Caught at Lv. 20-24

Tickle Double Slap Encore Swift

Location: Route 5 - Hidden Grotto

Method:
After capturing the Minccino in the Hidden Grotto, when you return, there may be a Liepard there. This Liepard also has its Hidden Ability.

Liepard Level 20-23

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

??? Nature. Date of Receiving Hidden Grotto. Caught at Lv. 20-23

Fury Swipes Pursuit Torment Fake Out

Location: Route 4

Method:
Hidden away in Route 4 in Black 2 is a special area where birds are said to come on Thursdays. If you go behind the person's house on those days, you will see a wild Mandibuzz with its Hidden Ability. In White 2, Braviary appears in the same manner on Mondays

Mandibuzz Level 25

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

??? Nature. Date of Receiving Route 4. Caught at Lv. 25

Pluck Nasty Plot Flatter Faint Attack

Braviary Level 25

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

??? Nature. Date of Receiving Route 4. Caught at Lv. 25

Wing Attack Hone Claws Scary Face Aerial Ace

Location: Relic Castle

Method:
While Relic Castle has seemingly collapsed in on itself when compared to two years previously, there is a way around it. If you enter a path from the PWT and follow it along, you will soonenter the Relic Passage which connects to Relic Castle where this under levelled Volcarona dwells. However, if you defeat it and return after the Elite Four, it is found at Level 65

Volcarona Level 35

OT: Yours ID: Yours Ability: Flame Body Hold Item: None

??? Nature. Date of Receiving Relic Castle. Caught at Lv. 35

String Shot Leech Life Gust Fire Spin

Volcarona Level 65

OT: Yours ID: Yours Ability: Flame Body Hold Item: None

??? Nature. Date of Receiving Relic Castle. Caught at Lv. 65

Whirlwind Silver Wind Quiver Dance Heat Wave

Location: Route 6

Method:
Like in Black & White, in Route 6 & Route 7 there are various PokéBalls on the ground. However, if you interact with one of them, it will awaken and prove to be a Foongus

Foongus Level 29

OT: Yours ID: Yours Ability: Effect Spore Hold Item: TinyMushroom 50% Big Mushroom 5%

??? Nature. Date of Receiving Route 6. Caught at Lv. 29

Ingrain Faint Attack Sweet Scent Giga Drain

Location: Seaside Cave

Method:
When wanting to travel out of the east exit of the Seaside Cave, you will notice that it is being blocked by a Crustle. As you progress later on, Colress will give you his Colress Machine. Use this on the Crustle and it will attack

Crustle Level 42

OT: Yours ID: Yours Ability: Sturdy or Shell Armor Hold Item: None

??? Nature. Date of Receiving Seaside Cave. Caught at Lv. 42

Stealth Rock Rock Slide Slash X-Scissor

Location: Undella Bay

Method:
On some occurances, when you enter Undella Bay, you will see a wild Jellicent sitting just offshore. This Jellicent returns to Undella Bay on Mondays in Black 2 and Thursdays in White 2. It has its Hidden Ability and is male on Black 2 and female on White 2

Jellicent Level 40

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

??? Nature. Date of Receiving Undella Bay. Caught at Lv. 40

Water Pulse Ominous Wind Brine Rain Dance

Jellicent Level 40

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

??? Nature. Date of Receiving Undella Bay. Caught at Lv. 40

Water Pulse Ominous Wind Brine Rain Dance

Location: Nature Preserve

Method:
After you have seen all the Pokémon in the Unova Dex, you will receive a License. This item, when shown to the airport attendant in Mistralton City, takes you to the Nature Preserve, a place filled with wild Pokémon. However, in the middle of this sanctuary is the rare Shiny Haxorus.

Haxorus Level 60

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

??? Nature. Date of Receiving Nature Preserve. Caught at Lv. 60

Taunt Dragon Pulse Swords Dance Guillotine