card pack sleeves Perfect Fit Premium Mini American (41x63mm) -55 Pack, 100 Microns SKS-3301 In fact BCW: 200 Count Card Sleeve

Red flags: No cert number visible, misaligned labels, seller refuses closeup photos, price too good to be true

The extra deck part is very key, as there is a Synchro monster Parshath card that can be summoned via this card

The top card right now, Mega Gengar ex, is a Special Illustration Rare, which is more common than the less costly Mega Hyper Rare Mega Charizard Y ex and Mega Dragonite ex

Short Version A spreadsheet is genuinely sufficient for most collectors you don't need specialized software unless your collection is large enough to justify the learning curve

Beyond the promos, the collection also comes with two additional Pokmon TCG booster packs (Mega Evolution and Phantasmal Flames) and a sticker sheet featuring first partner Pokmon