Your search for "swamp 81" revealed the following:
Swamp (272) (BRO) from The Brothers' War, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Sam Burley
Swamp (099) (E01) from Archenemy: Nicol Bolas, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Christine Choi
Swamp (239) (M12) from Magic 2012, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Chippy
Swamp (104) (J22) from Jumpstart 2022, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Mike Bierek
Swamp (343) (SCD) from Starter Commander Decks, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jung Park
Swamp (314) (MH3) from Modern Horizons 3, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: David Álvarez
Swamp (560) - Jumpstart Lands (Foil) (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Titus Lunter Card Text: Foil Jumpstart LandsT: Add B
Swamp (297) (Foil) (CHK) from Champions of Kamigawa, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Jim Nelson
Swamp (262) (ORI) from Magic Origins, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Dan Frazier
Swamp (241) (Foil) (THS) from Theros, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Raoul Vitale
Swamp (191) (Foil) (HOB) from The Hobbit, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Erikas Perl
Swamp (300) (C18) from Commander 2018, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Dimitar Marinski
Swamp (261) (Foil) (KTK) from Khans of Tarkir, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Adam Paquette
Swamp (382) (Foil) (ZNR) from Zendikar Rising, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Adam Paquette
Swamp (271) (WOE) from Wilds of Eldraine, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jonas De Ro
Swamp (273) - Full Art (ZNR) from Zendikar Rising, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Slawomir Maniak
Swamp (268) (Foil) (DMU) from Dominaria United, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Seb McKinnon
Swamp (271) (ECL) from Lorwyn Eclipsed, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jorge Jacinto
Swamp (273) (AFR) from Adventures in the Forgotten Realms, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Adam Paquette
Swamp (240) (THS) from Theros, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Adam Paquette
Created out of the Swamp by a freak accident, Swamp Thing is an elemental creature who uses the forces of nature and wisdom of the plant kingdom to fight the polluted world's self-destruction. Alan Moore took the Swamp Thing to...
Swamp (344) (SCD) from Starter Commander Decks, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Mark Poole
Swamp (371) (Foil) (STX) from Strixhaven: School of Mages, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Adam Paquette Card Text:T: Add B.
Swamp (271) (Foil) (M20) from Core Set 2020, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Jonas De Ro
Swamp (061) (GVL) from Duel Decks Anthology: Garruk vs. Liliana, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Christopher Moeller
Swamp (260) (KTK) from Khans of Tarkir, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Adam Paquette
Swamp (102) (DPA) from Duels of the Planeswalkers, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Dan Frazier
Swamp (241) (M10) from Magic 2010, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Alan Pollack
Swamp (281) (TDM) from Tarkir: Dragonstorm, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Alexander Ostrowski
Swamp (256) (DTK) from Dragons of Tarkir, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Noah Bradley
Swamp (322) (Foil) (PIP) from Fallout, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Nikola Matkovic
Swamp (241) (Foil) (M13) from Magic 2013, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Jung Park
Swamp (089) (J25) from Foundations Jumpstart, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Kasia 'Kafis' Zielińska
Swamp (342) (SCD) from Starter Commander Decks, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Piotr Dura
Swamp (279) (MOM) from March of the Machine, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Sam Burley
Swamp (239) (M11) from Magic 2011, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Larry Elmore
Swamp (327) (C14) from Commander 2014, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Véronique Meignaud
Snow-Covered Swamp (281) (KHM) from Kaldheim, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jung Park
Swamp (238) (Foil) (M10) from Magic 2010, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Dan Frazier
Swamp (304) (ACR) from Assassin's Creed, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Wangjie Li
Swamp (272) (Foil) (M20) from Core Set 2020, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Jonas De Ro
Swamp (240) (M12) from Magic 2012, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jung Park
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 (263) (AKH) from Amonkhet, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Titus Lunter
Swamp (261) (M15) from Magic 2015, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jung Park
Swamp (238) (M13) from Magic 2013, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Mike Bierek
Swamp (Foil) (UNH) from Unhinged, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: John Avon
Swamp (328) (C14) from Commander 2014, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jung Park
Swamp (239) (M14) from Magic 2014, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jonas De Ro
Swamp (267) (LTR) from The Lord of the Rings: Tales of Middle-earth, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Samuele Bandini