Name: Foul-Tongue Invocation Cost: 2B Type: Instant Rules Text: As an additional cost to cast this spell, you may reveal a Dragon card from your hand. Target player sacrifices a creature of their choice. If you revealed a Dragon card or controlled a Dragon as you cast this spell, you gain 4 life. Set/Rarity: Dragons of Tarkir uncommon, Iconic Masters common Price: $0.08

Name: Foul-Tongue Shriek Cost: B Type: Instant Rules Text: Target opponent loses 1 life for each attacking creature you control. You gain that much life. Set/Rarity: Dragons of Tarkir common Price: $0.25

Name: Foulmire Knight Cost: B Type: Creature -- Zombie Knight Pow/Tgh: 1/1 Rules Text: Deathtouch [Related to Profane Insight.] Set/Rarity: Magic Online Promos uncommon, Throne of Eldraine uncommon, The List uncommon, March of the Machine Commander uncommon Price: $0.13

Name: Found Footage Cost: 1 Type: Artifact -- Clue Rules Text: You may look at face-down creatures your opponents control any time. {2}, Sacrifice this artifact: Surveil 2, then draw a card. (To surveil 2, look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.) Set/Rarity: Duskmourn: House of Horror common Price: $0.04

Name: Foundry Assembler Cost: 5 Type: Artifact Creature -- Assembly-Worker Pow/Tgh: 3/3 Rules Text: Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Set/Rarity: Aether Revolt common Price: $0.08

Name: Foundry Hornet Cost: 3B Type: Creature -- Insect Pow/Tgh: 2/3 Rules Text: Flying When this creature enters, if you control a creature with a +1/+1 counter on it, creatures your opponents control get -1/-1 until end of turn. Set/Rarity: Aether Revolt uncommon, Kaladesh Remastered uncommon Price: $0.09

Name: Foundry Inspector Cost: 3 Type: Artifact Creature -- Construct Pow/Tgh: 3/2 Rules Text: Artifact spells you cast cost {1} less to cast. Set/Rarity: Kaladesh uncommon, Secret Lair Drop rare, The List uncommon, Kaladesh Remastered uncommon, Commander Legends common, Neon Dynasty Commander common, The Brothers' War Retro Artifacts uncommon, Commander Masters common Price: $0.36

Name: Foundry Screecher Cost: 2B Type: Creature -- Bat Pow/Tgh: 2/1 Rules Text: Flying This creature gets +1/+0 as long as you control an artifact. Set/Rarity: Kaladesh common, Kaladesh Remastered common Price: $0.10

Name: Foundry of the Consuls Type: Land Rules Text: {T}: Add {C}. {5}, {T}, Sacrifice this land: Create two 1/1 colorless Thopter artifact creature tokens with flying. Set/Rarity: Magic Origins uncommon, Duel Decks: Elves vs. Inventors uncommon, Commander 2018 uncommon Price: $0.12

Name: Fountain Watch Cost: 3WW Type: Creature -- Human Cleric Pow/Tgh: 2/4 Rules Text: Artifacts and enchantments you control have shroud. (They can't be the targets of spells or abilities.) Set/Rarity: Mercadian Masques rare, The List rare Price: $1.85

Name: Fountain of Cho Type: Land Rules Text: This land enters tapped. {T}: Put a storage counter on this land. {T}, Remove any number of storage counters from this land: Add {W} for each storage counter removed this way. Set/Rarity: Mercadian Masques uncommon Price: $0.41

Name: Fountain of Ichor Cost: 3 Type: Artifact Rules Text: {T}: Add one mana of any color. {3}: This artifact becomes a 3/3 Dinosaur artifact creature until end of turn. Set/Rarity: Modern Horizons common Price: $0.16

Name: Fountain of Renewal Cost: 1 Type: Artifact Rules Text: At the beginning of your upkeep, you gain 1 life. {3}, Sacrifice this artifact: Draw a card. Set/Rarity: Core Set 2019 uncommon, The List uncommon Price: $0.54

Name: Fountain of Youth Cost: 0 Type: Artifact Rules Text: {2}, {T}: You gain 1 life. Set/Rarity: The Dark uncommon, Chronicles Foreign Black Border common, Chronicles common, Pro Tour Collector Set common, Fifth Edition uncommon, Classic Sixth Edition uncommon, Tenth Edition uncommon Price: $0.15

Name: Fountainport Type: Land Rules Text: {T}: Add {C}. {2}, {T}, Sacrifice a token: Draw a card. {3}, {T}, Pay 1 life: Create a 1/1 blue Fish creature token. {4}, {T}: Create a Treasure token. Set/Rarity: Bloomburrow rare, Bloomburrow Promos rare Price: $2.58

Name: Fountainport Bell Cost: 1 Type: Artifact Rules Text: When this artifact enters, you may search your library for a basic land card, reveal it, then shuffle and put that card on top. {1}, Sacrifice this artifact: Draw a card. Set/Rarity: Bloomburrow common Price: $0.10

Name: Four Knocks Cost: 2W Type: Enchantment Rules Text: Vanishing 4 (This enchantment enters with four time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.) At the beginning of your first main phase, draw a card. Set/Rarity: Doctor Who rare Price: $0.67

Name: Fourth Bridge Prowler Cost: B Type: Creature -- Human Rogue Pow/Tgh: 1/1 Rules Text: When this creature enters, you may have target creature get -1/-1 until end of turn. Set/Rarity: Aether Revolt common, Kaladesh Remastered common Price: $0.18

Name: Fracture Cost: WB Type: Instant Rules Text: Destroy target artifact, enchantment, or planeswalker. Set/Rarity: Magic Online Promos uncommon, The List uncommon, Strixhaven: School of Mages uncommon Price: $0.97

Name: Fractured Powerstone Cost: 2 Type: Artifact Rules Text: {T}: Add {C}. {T}: Roll the planar die. Activate only as a sorcery. Set/Rarity: Planechase 2012 common, Planechase Anthology common, The List common, March of the Machine Commander common Price: $0.17