Open Mega Symphonia (M1S) in its original Japanese edition: a brand-new display, factory-sealed and never opened. Released in Japan on 1 August 2025 under the title メガシンフォニア. "Mega Symphonia": one of the two sets opening the Mega era, released alongside Mega Brave.
- Range: Pokémon
- Set: Mega Symphonia (M1S) — メガシンフォニア
- Publisher: The Pokémon Company
- Japanese release: 1 August 2025
- Format: Booster display
- Pack type: Expansion pack
- Card language: Japanese
- Sealing: Factory sealed, unopened
- Reference: PKM-M1S-BOX-JP
- Sourcing: Imported direct from Japan
- Shipping: From Belgium, customs already cleared — no customs charges on delivery
