Name: Sinister Monolith Cost: 3B Type: Artifact Rules Text: At the beginning of combat on your turn, each opponent loses 1 life and you gain 1 life. {T}, Pay 2 life, Sacrifice this artifact: Draw two cards. Activate only as a sorcery. Set/Rarity: Bloomburrow uncommon Price: $0.15

Name: Sinister Possession Cost: B Type: Enchantment -- Aura Rules Text: Enchant creature Whenever enchanted creature attacks or blocks, its controller loses 2 life. Set/Rarity: Dragon's Maze common Price: $0.06

Name: Sinister Starfish Cost: 1B Type: Creature -- Starfish Pow/Tgh: 0/3 Rules Text: {T}: Surveil 1. (Look at the top card of your library. You may put it into your graveyard.) Set/Rarity: Modern Horizons 2 common, Jumpstart: Historic Horizons common, Murders at Karlov Manor Commander common Price: $0.14

Name: Sinister Strength Cost: 1B Type: Enchantment -- Aura Rules Text: Enchant creature Enchanted creature gets +3/+1 and is black. Set/Rarity: Planeshift common Price: $0.12

Name: Sink into Takenuma Cost: 3B Type: Sorcery -- Arcane Rules Text: Sweep -- Return any number of Swamps you control to their owner's hand. Target player discards a card for each Swamp returned this way. Set/Rarity: Saviors of Kamigawa common, The List common Price: $0.09

Name: Sinkhole Cost: BB Type: Sorcery Rules Text: Destroy target land. Set/Rarity: Limited Edition Alpha common, Limited Edition Beta common, Unlimited Edition common, Collectors' Edition common, Intl. Collectors' Edition common, Magic Online Promos rare, Judge Gift Cards 2010 rare, Masters Edition IV rare, Eternal Masters rare, 30th Anniversary Edition common Price: $6.91

Name: Sinkhole Surveyor Cost: 1B Type: Creature -- Bird Scout Pow/Tgh: 1/3 Rules Text: Flying Whenever this creature attacks, you lose 1 life and this creature endures 1. (Put a +1/+1 counter on it or create a 1/1 white Spirit creature token.) Set/Rarity: Tarkir: Dragonstorm rare, Tarkir: Dragonstorm Promos rare Price: $0.22

Name: Sinner's Judgment Type: Enchantment -- Aura Curse Rules Text: Enchant player At the beginning of your upkeep, put a judgment counter on this Aura. Then if there are three or more judgment counters on it, enchanted player loses the game. If Sinner's Judgment would be put into a graveyard from anywhere, exile it instead. [Back face. Transforms from Faithbound Judge. W color indicator.] Set/Rarity: Magic Online Promos mythic, Innistrad: Crimson Vow mythic, Innistrad: Crimson Vow Promos mythic, Innistrad: Double Feature mythic Price: $0.70

Name: Sins of the Past Cost: 4BB Type: Sorcery Rules Text: Until end of turn, you may cast target instant or sorcery card from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead. Exile Sins of the Past. Set/Rarity: Ravnica: City of Guilds rare Price: $0.33

Name: Sinstriker's Will Cost: 3W Type: Enchantment -- Aura Rules Text: Enchant creature Enchanted creature has "{T}: This creature deals damage equal to its power to target attacking or blocking creature." Set/Rarity: Salvat 2005 uncommon, Guildpact uncommon Price: $0.11

Name: Sinuous Vermin Cost: 1B Type: Creature -- Rat Horror Pow/Tgh: 2/2 Rules Text: {3}{B}{B}: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.) As long as this creature is monstrous, it has menace. (It can't be blocked except by two or more creatures.) Set/Rarity: Conspiracy: Take the Crown common, Treasure Chest common, Jumpstart 2022 common Price: $0.21

Name: Sip of Hemlock Cost: 4BB Type: Sorcery Rules Text: Destroy target creature. Its controller loses 2 life. Set/Rarity: Theros common Price: $0.03

Name: Sire of Seven Deaths Cost: 7 Type: Creature -- Eldrazi Pow/Tgh: 7/7 Rules Text: First strike, vigilance Menace, trample Reach, lifelink Ward--Pay 7 life. Set/Rarity: Foundations mythic, Foundations Promos mythic Price: $20.39

Name: Siren Song Lyre Cost: 2 Type: Artifact -- Equipment Rules Text: Equipped creature has "{2}, {T}: Tap target creature." Equip {2} Set/Rarity: Born of the Gods uncommon Price: $0.12

Name: Sisay's Ring Cost: 4 Type: Artifact Rules Text: {T}: Add {C}{C}. Set/Rarity: Visions common, Seventh Edition uncommon, Commander Legends common Price: $0.15

Name: Sister Hospitaller Cost: 4WB Type: Creature -- Human Cleric Pow/Tgh: 3/2 Rules Text: Medicus Ministorum -- When this creature enters, return target creature card from your graveyard to the battlefield. You gain life equal to its mana value. Set/Rarity: Warhammer 40,000 Commander rare Price: $11.23

Name: Sister Repentia Cost: 3WB Type: Creature -- Human Warrior Pow/Tgh: 5/1 Rules Text: Martyrdom -- When this creature dies, you gain 2 life and draw two cards. Miracle {W}{B} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.) Set/Rarity: Warhammer 40,000 Commander rare Price: $0.37

Name: Sivriss, Nightmare Speaker Cost: 3B Type: Legendary Creature -- Snake Cleric Warlock Pow/Tgh: 3/3 Rules Text: {T}, Sacrifice another creature or an artifact: For each opponent, you mill a card, then return that card from your graveyard to your hand unless that player pays 3 life. (To mill a card, put the top card of your library into your graveyard.) Choose a Background (You can have a Background as a second commander.) Set/Rarity: Commander Legends: Battle for Baldur's Gate uncommon Price: $0.09

Name: Sivvi's Ruse Cost: 2WW Type: Instant Rules Text: If an opponent controls a Mountain and you control a Plains, you may cast this spell without paying its mana cost. Prevent all damage that would be dealt this turn to creatures you control. Set/Rarity: Nemesis uncommon Price: $0.19

Name: Sivvi's Valor Cost: 2W Type: Instant Rules Text: If you control a Plains, you may tap an untapped creature you control rather than pay this spell's mana cost. All damage that would be dealt to target creature this turn is dealt to you instead. Set/Rarity: Nemesis rare Price: $0.32