The Pokémon TCG: Scarlet & Violet—151 Collection—Zapdos ex will be available on October 6, 2023, at the Pokémon Center and where Pokémon TCG products are sold.

Pokémon TCG: Scarlet & Violet 151 Collection Zapdos ex

Strike with electrifying power and then retreat as fast as lightning with Zapdos ex! This Legendary Pokémon of the Kanto region is here as a ready-to-play promo card and an oversize card for your collection, along with a foil card featuring Electabuzz, and more Pokémon inside booster packs from the special Scarlet & Violet—151 expansion.
The Pokémon TCG: Scarlet & Violet—151 Collection—Zapdos ex includes:

• 1 foil promo card featuring Zapdos ex
• 1 foil card featuring Electabuzz
• 1 oversize foil card featuring Zapdos ex
• 4 Pokémon TCG: Scarlet & Violet—151 booster packs
• A code card for Pokémon TCG Live

Source: https://www.pokemon.com/us/pokemon-tcg/product-gallery/scarlet-violet-151-collection-zapdos-ex/