Always sleeve and protect your card properly before deciding, as condition at the time of submission determines everything
Since its Level 8, it can be used with "Trade-In" like "Blue-Eyes White Dragon" and its Attack lets it get to the Hand with "Melody Of Awakening Dragon." Since its a Ritual Monster, it has tons of support to get it onto the field thanks to the "Impcantation" Monsters
However, if there are not creatures on the battlefield, then Tamiyo doesnt do a whole lot
Four Knocks is like a white Phyrexian Arena for a couple turns, and you can blink it to make it last longer or retrieve it with Sun Titan effects
Pokmon Has Trademarked "Celebration Collection" In English The trademark filing isn't explicitly for a new set, but it seems incredibly likely
Giratina VSTAR #131 Pokemon Lost Origin Keep track of your collection value over time