This is important in al a replay happens, as some cards can only activate when an attack is declared (Mirror Force), and if a replay happens, you don't declare an attack again, rather you target an opponent's monster for an attack, or attack directly
41-card Deck used by Yugi as he battled The Pharaoh himself in the final Duel of the original series, focused on Gadget monsters and the Silent series of LV monsters
These cases originally retailed around $280$300 (10 $28$30 bundles) and are now reselling sealed for $580$670 on TCGPlayer and eBay (roughly double original cost)
These can appear in Modern Horizons 3 Play Boosters 10% of the time, and an additional 6.67% of the time, they will appear in traditional foil (for a total of 1 in 6 Play Boosters where they can appear)
Gyarados [1999-2000] #6 (Pokemon Base Set | Pokemon Cards) prices are based on the historic sales