Your search for "Swamp 56" revealed the following:
Swamp (1192) - Post Malone: The Lands (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Ron Spears & Post Malone Card Text: Secret Lair × Post Malone: The Lands
Swamp (260) (DOM) from Dominaria, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Dimitar Marinski
Swamp (341) (6ED) from Classic Sixth Edition, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Douglas Shuler
Swamp (196) (Foil) (HOB) from The Hobbit, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: WFlemming Illustration
Swamp (055) (JMP) from Jumpstart, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Piotr Dura
Swamp (462) (Foil) (CLB) from Commander Legends: Battle for Baldur's Gate, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Sam White
Swamp (206) (POR) from Portal, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Romas Kukalis
Swamp (256) (Foil) (DTK) from Dragons of Tarkir, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Noah Bradley
Swamp (262) (ORI) from Magic Origins, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Dan Frazier
Swamp (267) (Foil) (SNC) from Streets of New Capenna, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Adam Paquette
Swamp (060) (DVD) from Duel Decks Anthology: Divine vs. Demonic, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Mark Tedin
Swamp (196) (HOB) from The Hobbit, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: WFlemming Illustration
Swamp (299) (3ED) from Revised Edition, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Dan Frazier Card Text:[B]
Swamp (1947) - Flower Power (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Ashley Dreyfus Card Text: Flower Power
Swamp (061) (JMP) from Jumpstart, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Andreas Rocha
Swamp (346) (C13) from Commander 2013, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jonas De Ro
Swamp (256) (Foil) (WAR) from War of the Spark, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Titus Lunter
Swamp (346) (7ED) from Seventh Edition, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: D. J. Cleland-Hura
Swamp (256) (DTK) from Dragons of Tarkir, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Noah Bradley
Swamp (255) (Foil) (TMT) from Teenage Mutant Ninja Turtles, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Gaboleps Card Text:Preorder Notice – Non-Foil Version Ships 3/27/26The non-foil version of this card is exclusively available in the TMNT Pizza...
Swamp (272) (Foil) (M19) from Core Set 2019, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Mark Poole
Swamp (328) (C14) from Commander 2014, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jung Park
Swamp (258) (ISD) from Innistrad, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jung Park
Swamp (332) (C15) from Commander 2015, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Cliff Childs
Swamp (272) - Eternal Night Showcase (Foil) (MID) from Innistrad: Midnight Hunt, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Alayna Danner
Swamp (296) (2ED) from Unlimited Edition, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Dan Frazier Card Text:Tap to add B to your mana pool.
Swamp (574) (Surge Foil) (FIN) from Final Fantasy, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Domenico Cava
Swamp (484) (Surge Foil) (TRK) from Star Trek, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Rytis Sabaliauskas
Swamp (282) (MSH) from Marvel Super Heroes, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Sylvia Liu
Swamp - Full Art (Foil) (UND) from Unsanctioned, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Adam Paquette
Swamp (276) (ECL) from Lorwyn Eclipsed, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Raoul Vitale
Swamp (088) (J25) from Foundations Jumpstart, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jung Park
This collection of issues #57-64 of SWAMP THING begins across the galaxy, where the Swamp Thing’s consciousness has been hurled. Trying to find his way back to Earth, Swamp Thing stops over on Thanagar, home of Hawkman; Rann, home of...
Swamp (051) (GK2) from RNA Guild Kit, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Ravenna Tran
Swamp (344) (SCD) from Starter Commander Decks, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Mark Poole
Swamp (298) - Full Art (Foil) (NEO) from Kamigawa: Neon Dynasty, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Shie Nanahara Card Text:T: Add B.
Swamp (277) (SOS) from Secrets of Strixhaven, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Leon Tukker
Swamp (277) (Foil) (FDN) from Foundations, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Rebecca Guay
Swamp (157) (P02) from Portal Second Age, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Susan Van Camp
Swamp (119) - 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 (264) (ORI) from Magic Origins, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jung Park
Swamp - Tower Full Art (390) (FRA) from Reality Fracture, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Daniel Romanovsky
Swamp (321) (PIP) from Fallout, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Samuele Bandini
Swamp (276) (LTR) from The Lord of the Rings: Tales of Middle-earth, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Deven Rue
Swamp (461) (Foil) (CLB) from Commander Legends: Battle for Baldur's Gate, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Grady Frederick
Swamp (257) (ISD) from Innistrad, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Adam Paquette
Swamp (281) (Foil) (MSH) from Marvel Super Heroes, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Marc Aspinall
Swamp - Spellcraft Showcase (269) (SOS) from Secrets of Strixhaven, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Joshua Raphael
Swamp - Tower Full Art (389) (Foil) (FRA) from Reality Fracture, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Daniel Romanovsky
Swamp (269) (DMU) from Dominaria United, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Mark Poole