Astral Radiance introduces Sparkling Pokémon, which function similarly to Shining Pokémon from the Neo Series and Pokémon ☆ from the EX Series. Sparkling Pokémon are all Basic Pokémon that portray the Shiny form of a species and have a Rule Box stipulating only one copy can be included in a deck. The expansion also features another Trainer Gallery subset, which comprises more Full Art reprints of a Pokémon alongside a Trainer. Each Astral Radiance booster pack contains ten cards from the expansion, a code card for use with the Pokémon Trading Card Game Live, and either a basic Energy card or a VSTAR marker card. Each Time Gazer and Space Juggler pack contains five cards from their respective expansion.

The Pokémon TCG: Sword & Shield—Astral Radiance Elite Trainer Box includes:

• 8 Pokémon TCG: Sword & Shield—Astral Radiance booster packs

• 65 card sleeves featuring Arceus

• 45 Pokémon TCG Energy cards

• A player's guide to the Sword & Shield—Astral Radiance expansion

• A Pokémon TCG rulebook

• 6 damage-counter dice

• 1 competition-legal coin-flip die

• 2 acrylic condition markers

• 1 acrylic VSTAR marker

• A collector's box to hold everything, with 4 dividers to keep it organized