BW2 - Global Link Gym Session Events Pokemon Distribution - Event

Saw this on Serebii.net; Seems to me it's a Dream World event since the pokemon will be sent through the dream world mechanism? But what does 'Nimbasa Gym Session', 'Castelia Gym Session', and 'Virbank Gym Session' mean? I don't see any such event in Pokémon.com, is it some sort of competition or

List of Japanese region serial code event Pokémon distributions (Generation VI) - Bulbapedia, the community-driven Pokémon encyclopedia

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Tech Loco - ============================================================================== Pokémon Black 2 ============================================================================== Pokémon Black 2 & White 2 are set within the Unova region 2 years

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Pokemon Bank The Ancient Gaming Noob

DS/NDS/GBA/GBC Pokemon English Version Game Cartridge Video Game Console Card NDS Cartridge 482 IN1 208 500 - AliExpress

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Pokémon events & passwords