Your search for "Swamp 347" revealed the following:
Swamp (370) (STX) from Strixhaven: School of Mages, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Titus Lunter Card Text:T: Add B.
Swamp (297) (CMA) from Commander Anthology, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: John Avon
Swamp (374) (Foil) (BLB) from Bloomburrow, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Thomas Stoop
Swamp (310) (CMD) from Commander 2011, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Richard Wright
Swamp (341) (Foil) (INV) from Invasion, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Rob Alexander
Swamp (417) - Shades Not Included (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Ben Schnuck Card Text: Shades Not Included
Swamp (304) (ACR) from Assassin's Creed, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Wangjie Li
Swamp - Judge Gift Cards 2014 (Foil) (J14) from Judge Gift Cards 2014, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Terese Nielsen
Swamp (1470) - Pixel Lands 02.jpg (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Jubilee Card Text: Pixel Lands 02.jpg
Swamp - Art Series (Gold-Stamped Signature) (ATMT) from Teenage Mutant Ninja Turtles Art Series, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Gaboleps
Swamp (361) - The Dracula Lands (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Jonas De Ro Card Text: The Dracula Lands(T: Add B.)
Swamp (Foil) (UNH) from Unhinged, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: John Avon
Swamp (tvdl347) (WC01) (Tom van de Logt) from World Championship Decks 2001, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Rob Alexander Card Text:BNot a Tournament Legal card.
Swamp (298) - Full Art (NEO) from Kamigawa: Neon Dynasty, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Shie Nanahara Card Text:T: Add B.
Swamp - Full Art (282) (BRO) from The Brothers' War, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Sergey Glushakov
Swamp (272) (BRO) from The Brothers' War, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Sam Burley
Swamp (274) (OTJ) from Outlaws of Thunder Junction, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Salvatorre Zee Yazzie
Swamp (044) (DKM) from Deckmasters, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Douglas Shuler
Swamp (349) (Foil) (7ED) from Seventh Edition, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Tony Szczudlo
Swamp (346) (Foil) (7ED) from Seventh Edition, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: D. J. Cleland-Hura
Swamp (015) (PALP) from Asia Pacific Land Program, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Ron Spears Card Text:T: Add B to your mana pool.
Swamp (342) (INV) from Invasion, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Ron Spencer
Swamp (043) (DKM) from Deckmasters, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Douglas Shuler
Swamp (059) (DDC) from Duel Decks: Divine vs. Demonic, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Mark Tedin
Swamp (we342) (WC03) (Wolfgang Eder) from World Championship Decks 2003, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Larry Elmore Card Text:BNot a Tournament Legal card.
Swamp (010) (PALP) from Asia Pacific Land Program, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Ron Spears Card Text:T: Add B to your mana pool.
Swamp (326) (C14) from Commander 2014, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: John Avon
Swamp (348) (Foil) (7ED) from Seventh Edition, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Larry Elmore
Swamp (051) (051) - Art Series (Gold-Stamped Signature) (ABRO) from The Brothers' War Art Series, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Robin Olausson
Swamp (539) - Artist Series: Seb McKinnon (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Seb McKinnon Card Text: Artist Series: Seb McKinnon(T: Add B.)
Swamp (417) - Shades Not Included (Foil) (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Ben Schnuck Card Text: Shades Not Included
Swamp (134) (BRB) from Battle Royale Box Set, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: John Avon
Swamp (301) (CMA) from Commander Anthology, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jung Park
Swamp (035) (DDE) from Duel Decks: Phyrexia vs. the Coalition, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Ron Spencer
Swamp (033) (SLP) from Secret Lair Promo, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: John Avon
Swamp (033) (Foil) (SLP) from Secret Lair Promo, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: John Avon
Swamp (015) (PELP) from European Land Program, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Mike Ploog
Swamp (295) (LEB) from Limited Edition Beta, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Dan Frazier Card Text:Tap to add B to your mana pool.
Swamp (1470) - Pixel Lands 02.jpg (Foil) (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Jubilee Card Text: Pixel Lands 02.jpg
Swamp (048) - The Tokyo Lands - Japanese (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Mr. Misang Card Text: The Tokyo Lands