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Sea Monster of Theseus (MP17-EN231) - 2017 Mega-Tins Mega Pack 1st Edition -
Secret Password (GEIM-EN020) - Genesis Impact 1st Edition -
Secret Village of the Spellcasters (MAMA-EN083) - Magnificent Mavens 1st Edition -
Secreterion Dragon (DUAD-EN037) - Duelist's Advance 1st Edition -
Senju of the Thousand Hands (CRBR-EN041) - Crossover Breakers 1st Edition -
Senju of the Thousand Hands (SR) (CRBR-EN041) - Crossover Breakers 1st Edition -
Seventh Ascension (Quarter Century Secret Rare) (RA04-EN098) - Quarter Century Stampede 1st Edition -
Shaddoll Dragon (BLGG-EN061) - Battles of Legend: Glorious Gallery 1st Edition -
Shaddoll Fusion (BLGG-EN111) - Battles of Legend: Glorious Gallery 1st Edition -
Shade the Obscure (BLZD-EN083) - Blazing Dominion 1st Edition -
Shadowreaver Knight 21 (BLGG-EN046) - Battles of Legend: Glorious Gallery 1st Edition -
Shamanite Shamanknight (CORI-EN086) - Chaos Origins 1st Edition -
Shapesnatch (BLGG-EN051) - Battles of Legend: Glorious Gallery 1st Edition -
Shiina, Twin Tempests of Celestial Thunder (BPRO-EN027) - Burst Protocol 1st Edition -
Shopina the Melodious Maestra (OP26-EN016) - OTS Tournament Pack 26 Unlimited -
Silhouhatte Rabbit (INFO-EN052) - The Infinite Forbidden 1st Edition -
Skull Servant (RA05-EN087) - Rarity Collection 5 1st Edition -
Sky Striker Ace - Camellia (L26D-ENS31) - Legendary Modern Decks 2026 1st Edition -
Slifer the Sky Dragon (RA05-EN128) - Rarity Collection 5 1st Edition -
Solemn Strike (RA02-EN079) - 25th Anniversary Rarity Collection II 1st Edition -
Solemn Warning (RA05-EN126) - Rarity Collection 5 1st Edition -
Solving for Pendulum (BLZD-EN080) - Blazing Dominion 1st Edition -
Sonata the Melodious Diva (DUEA-EN015) - Duelist Alliance Unlimited -
Songs of the Dominators (RA05-EN081) - Rarity Collection 5 1st Edition