Like the previous games, Black 2 & White 2 include a variety of Wi-Fi events that give you access to special places and Pokémon. this page is to detail all of these events

Recital Piplup
Release Dates:

Japan: July 20th 2012 to August 9th 2012
America: ??
Europe: ??

Gift:
Piplup

Use:
The first WiFi Event in Pokémon Black 2 & White 2 gives you a special Piplup to tie in with the movie short, Meloetta's Sparkling Recital. This Piplup knows the special move of Sing.

ポッチャマ
Level 15
OT:リサイタル
ID:07202
Ability:Torrent
Hold Item:

Metronome
Any Nature.
Date of Receiving
Wi-Fi Gift. Apparently had a fateful encounter at Lv. 15
Sing
Round
Featherdance
Peck
Genesect
Release Dates:

Japan: August 11th 2012 to September 14th 2012
America: October 7th 2012 to November 12th 2012
Europe: ??

Gift:
Genesect

Use:
The second WiFi Event in Pokémon Black 2 & White 2 gives you the Mirage Pokémon, Genesect. When taken to the P2 Lab, it gives you the drives to control its move Techno Blast. Full details of the event are not yet known.

Japan
ゲノセクト
Level 50
OT:プラズマ
ID:08112
Ability:Download
Hold Item:
No Item
Any Nature.
Date of Receiving
Wi-Fi Gift. Apparently had a fateful encounter at Lv. 50
Techno Blast
Magnet Bomb
Solarbeam
Signal Beam
International
Genesect
Level 15
OT:Plasma
ID:09072
Ability:Download
Hold Item:
No Item
Any Nature.
Date of Receiving
Wi-Fi Gift. Apparently had a fateful encounter at Lv. 15
Techno Blast
Magnet Bomb
Solarbeam
Signal Beam
Team Rocket's Meowth
Release Dates:

Japan: December 7th 2012 to January 10th 2013
America: ??
Europe: ??

Gift:
Meowth

Use:
The third WiFi Event in Pokémon Black 2 & White 2 gives you the Pokémon, Meowth. This Meowth is based upon the Meowth of Team Rocket in the anime and is released to commemorate its return in Pokémon Best Wishes Season 2 Episode N.

ニャース
Level 15
OT:Rだん
ID:12072
Ability:PickUp
Hold Item:

Smoke Ball
Any Nature.
Date of Receiving
Lovely Place. Apparently had a fateful encounter at Lv. 15
Fury Swipes
Sing
Nasty Plot
Snatch
Keldeo
Release Dates:

Japan: ??
America: January 25th 2013 - February 12 2013
Europe: January 16th 2013 - February 12th 2013 (France)
January 25th 2013 - February 12 2013 (Other)
Gift:
Keldeo

Use:
The fourth WiFi Event in Pokémon Black 2 & White 2 gives you the Pokémon, Keldeo. This Keldeo is of a higher level to previous releases.

Keldeo
Level 50
OT:WIN2013
HVR2013
ID:01163
Ability:Justified
Hold Item:

PP Max
Any Nature.
Date of Receiving
Lovely Place. Apparently had a fateful encounter at Lv. 50
Sacred Sword
Hydro Pump
Aqua Jet
Swords Dance
Team Plasma Deoxys
Release Dates:

Japan: Not WiFi
America: May 8th 2013 - May 31st 2013
Europe: May 8th 2013 - May 31st 2013 (English Language only)
Europe: July 1st 2013 - July 22nd 2013 (Non-English Language only)
Gift:
Deoxys

Use:
The fifth WiFi Event in Pokémon Black 2 & White 2 gives you the Pokémon, Deoxys. This Pokémon is based upon the Japanese Masuda's Deoxys event.

Deoxys
Level 100
OT:Plasma
ID:05083
06013
Ability:Pressure
Hold Item:

Life Orb
Any Nature.
Date of Receiving
Faraway Place. Apparently had a fateful encounter at Lv. 100
Nasty Plot
Dark Pulse
Recover
Psycho Boost
Decolora Adventures Jirachi
Release Dates:

Japan: July 1st 2013 - July 31st 2013
America: ??
Gift:
Jirachi

Use:
The sixth WiFi Event in Pokémon Black 2 & White 2 gives you the Pokémon, Jirachi, based upon the Jirachi appearing in the anime, Pokémon Best Wishes Season 2 Decolora Adventures.

ジラーチ
Level 50
OT:デコロラ
ID:07013
Ability:Serene Grace
Hold Item:

Micle Berry
Any Nature.
Date of Receiving
Pokémon Event. Apparently had a fateful encounter at Lv. 50
Healing Wish
Psychic
Swift
Meteor Mash