Your search for "Swamp 66" revealed the following:
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 (341) (Foil) (MMQ) from Mercadian Masques, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Rob Alexander
Swamp - Full Art (283) (BRO) from The Brothers' War, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Robin Olausson
Swamp (267) (IKO) from Ikoria: Lair of Behemoths, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jesper Ejsing
Swamp - Borderless (REX) from Jurassic World Collection, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Pablo Rivera
Swamp (287) (Foil) (NEO) from Kamigawa: Neon Dynasty, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Piotr Dura Card Text:T: Add B.
Swamp - Full Art (HOU) from Hour of Devastation, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Clint Cearley
Swamp (268) (Foil) (M21) from Core Set 2021, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Christine Choi
Swamp (361) - The Dracula Lands (Foil) (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Jonas De Ro Card Text: The Dracula Lands(T: Add B.)
Swamp (241) [Full Art] (ZEN) from Zendikar, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Vincent Proce
Swamp (849) (Surge Foil) (PIP) from Fallout, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Samuele Bandini
Swamp (262) (CLU) from Ravnica: Clue Edition, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Florian de Gesincourt
Swamp (082) (BTD) from Beatdown Box Set, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: John Avon
Swamp (374) (BLB) from Bloomburrow, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Thomas Stoop
Swamp (241) [Full Art] (Foil) (ZEN) from Zendikar, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Vincent Proce
Swamp (075) (DDQ) from Duel Decks: Blessed vs. Cursed, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Adam Paquette
Swamp - Spellcraft Showcase (269) (Foil) (SOS) from Secrets of Strixhaven, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Joshua Raphael
Swamp - Full Art (282) (Foil) (BRO) from The Brothers' War, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Sergey Glushakov
Swamp (276) (Foil) (ECL) from Lorwyn Eclipsed, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Raoul Vitale
Swamp (407) - Retro Frame (Foil) (DMR) from Dominaria Remastered, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Romas Kukalis
Swamp (261) (RTR) from Return to Ravnica, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Yeong-Hao Han
Swamp (237) (AVR) from Avacyn Restored, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Adam Paquette
Swamp (342) (MMQ) from Mercadian Masques, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Terry Springer
Swamp (371) (4ED) from Fourth Edition, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Dan Frazier Card Text:T: Add B to your mana pool.
Swamp (342) (8ED) from Eighth Edition, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Larry Elmore
Swamp (241) (M14) from Magic 2014, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Andreas Rocha
Swamp (276) (Foil) (LTR) from The Lord of the Rings: Tales of Middle-earth, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Deven Rue
Swamp (339) (Foil) (INV) from Invasion, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Ron Spencer
Swamp (1947) - Flower Power (Rainbow Foil) (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Ashley Dreyfus Card Text: Flower Power
Swamp (271) (XLN) from Ixalan, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Min Yum
Swamp (339) (INV) from Invasion, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Ron Spencer
Swamp (258) (ISD) from Innistrad, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jung Park
Swamp (341) (Foil) (ODY) from Odyssey, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Rob Alexander
Swamp (268) (IKO) from Ikoria: Lair of Behemoths, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Svetlin Velinov
Swamp (322) (PIP) from Fallout, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Nikola Matkovic
Swamp (288) (NEO) from Kamigawa: Neon Dynasty, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Adam Paquette Card Text:T: Add B.
Swamp (340) (INV) from Invasion, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Rob Alexander
Swamp (075) (GK1) from GRN Guild Kit, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Florian de Gesincourt
Swamp (268) (Foil) (DMU) from Dominaria United, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Seb McKinnon
Swamp (486) - Secret Lair x Arcane: Lands (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Riot Games Card Text: Secret Lair × Arcane: Lands(T: Add B.)
Swamp (286) (FRA) from Reality Fracture, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Leon Tukker
Swamp (059) (GN2) from Game Night 2019, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jonas De Ro
Swamp (239) [Full Art] (Foil) (ZEN) from Zendikar, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Jung Park
Swamp (396) (Foil) (KHM) from Kaldheim, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Piotr Dura
Swamp (382) (ZNR) from Zendikar Rising, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Adam Paquette
Swamp (267) (M21) from Core Set 2021, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Cliff Childs
Swamp (260) (KTK) from Khans of Tarkir, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Adam Paquette
Swamp (344) (SCD) from Starter Commander Decks, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Mark Poole
Swamp (397) (Foil) (LCI) from The Lost Caverns of Ixalan, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Logan Feliciano
Swamp (260) (M15) from Magic 2015, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jonas De Ro