Brand: Pokémon
Set Name: Mega Symphonia
Set Code: M1S
Type: Booster Box
Language: Japanese
Contents: 30 Booster Packs per box · 5 cards per pack ·
Release Date: August 1, 2025
Description:
The twin launch sets that kicked off the MEGA Evolution block, released simultaneously as two parallel products. Each features its own lineup of Mega Evolution Pokémon ex with unique artwork, and together they introduced the MUR rarity tier for the first time. The essential starting point for MEGA Evolution collectors.
