Though there is no official release date for the Pokmon Sword and Shield 12.5 special set these might be included in the Pokmon TCG Hidden Potential tins that will be available on October 14
Category 3: Prototypes and printing errors The Blastoise Presentation Galaxy Star and the Topsun Charizard Blue Back fall into this category
The occasional wish card in Standard uses the sideboard, and in these cases, you get to assign a 7-card sideboard, but otherwise, it doesnt come into play
Ancient Stone Idol Apex Devastator Blightsteel Colossus Darksteel Colossus Desolation Twin Earthquake Dragon Emrakul, the Aeons Torn Emrakul, the Promised End Emrakul, the World Anew Flayer of Loyalties Galactus, Devourer of Worlds Ghalta, Primal Hunger Hierophant Bio-Titan Impervious Greatwurm It That Betrays Kozilek, Butcher of Truth Kozilek, the Great Distortion Krosan Cloudscraper Metalwork Colossus Nyxborn Behemoth Polar Kraken Primeval Protector Primeval Spawn Progenitus Rust Goliath Ulamog's Dreadsire Ulamog, the Ceaseless Hunger Ulamog, the Infinite Gyre Worldspine Wurm
