Your search for "merfolk traders" revealed the following:
Merfolk Traders (WTH) from Weatherlight, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: DiTerlizzi Card Text:When Merfolk Traders comes into play, draw a card, then choose and discard a card.
Merfolk Looter (DDT) from Duel Decks: Merfolk vs. Goblins, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Austin Hsu Card Text:T: Draw a card, then discard a card.
Merfolk Looter (7ED) from Seventh Edition, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Tristan Elwell Card Text:T: Draw a card, then discard a card from your hand.
Coral Merfolk (7ED) from Seventh Edition, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Rebecca Guay
Merfolk // Doombot Token (TMSH) from Marvel Super Heroes, available at 401 Games Canada. Rarity: Token Finish: Normal
Merfolk Looter (M12) from Magic 2012, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Austin Hsu Card Text:T: Draw a card, then discard a card.
Merrow Commerce (LRW) from Lorwyn, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Steve Ellis Card Text:At the end of your turn, untap all Merfolk you control.
Merfolk Looter (CN2) from Conspiracy: Take the Crown, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Austin Hsu Card Text:T: Draw a card, then discard a card.
Darting Merfolk (Foil) (MMQ) from Mercadian Masques, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Sam Wood Card Text:U: Return Darting Merfolk to its owner’s hand.
Merfolk Wayfinder (ZEN) from Zendikar, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Christopher Moeller Card Text:FlyingWhen Merfolk Wayfinder enters the battlefield, reveal the top three cards of your library. Put all Island cards revealed this way into...
River Merfolk (FEM) from Fallen Empires, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Douglas Shuler Card Text:U: Mountainwalk until end of turn
Merfolk Looter (EXO) from Exodus, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Ron Spencer Card Text:T: Draw a card, then choose and discard a card.
Merfolk of the Pearl Trident (4ED) from Fourth Edition, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jeff A. Menges
Merfolk // Treasure Token (Foil) (TF18) from Friday Night Magic 2018, available at 401 Games Canada. Rarity: Token Finish: Foil Artist: Randy Gallegos & Jason Felix Card Text:Hexproof (This creature can't be the target of spells or abilities your opponents...
Merfolk Wayfinder (DDT) from Duel Decks: Merfolk vs. Goblins, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Christopher Moeller Card Text:FlyingWhen Merfolk Wayfinder enters the battlefield, reveal the top three cards of your library. Put all Island cards...
Merfolk Raiders (MIR) from Mirage, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Steve Luke Card Text:Phasing; islandwalk (If defending player controls any islands, this creature is unblockable.)
Merfolk of the Pearl Trident (Foil) (M13) from Magic 2013, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Ray Lago
Merfolk Looter (M10) from Magic 2010, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Austin Hsu Card Text:T: Draw a card, then discard a card.
Merfolk of the Pearl Trident (7ED) from Seventh Edition, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Ray Lago
Merfolk of the Pearl Trident (Foil) (7ED) from Seventh Edition, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Ray Lago
Wishful Merfolk (Foil) (ELD) from Throne of Eldraine, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Livia Prima Card Text:Defender1U: Wishful Merfolk loses defender and becomes a Human until end of turn.
Coral Merfolk (USG) from Urza's Saga, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: rk post
Sejiri Merfolk (Foil) (WWK) from Worldwake, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Anthony Francisco Card Text:As long as you control a Plains, Sejiri Merfolk has first strike and lifelink. (Damage dealt by a creature with lifelink...
Merfolk Trickster (Foil) (DOM) from Dominaria, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Jesper Ejsing Card Text:FlashWhen Merfolk Trickster enters the battlefield, tap target creature an opponent controls. It loses all abilities until end of turn.
Merfolk of the Depths (Foil) (GTC) from Gatecrash, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Scott Chou Card Text:Flash (You may cast this spell any time you could cast an instant.)
Merrow Commerce (Foil) (LRW) from Lorwyn, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Steve Ellis Card Text:At the end of your turn, untap all Merfolk you control.
Merfolk of the Pearl Trident (2ED) from Unlimited Edition, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jeff A. Menges
Merfolk Spy (Foil) (M11) from Magic 2011, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Matt Cavotta & Richard Whitters Card Text:Islandwalk (This creature can’t be blocked as long as defending player controls an Island.)Whenever Merfolk Spy deals...
Merrow Reejerey (DDT) from Duel Decks: Merfolk vs. Goblins, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Greg Staples Card Text:Other Merfolk creatures you control get +1/+1.Whenever you cast a Merfolk spell, you may tap or untap target...
Tidal Courier (DDT) from Duel Decks: Merfolk vs. Goblins, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Slawomir Maniak Card Text:When Tidal Courier enters the battlefield, reveal the top four cards of your library. Put all Merfolk cards...
Merfolk Seastalkers (Foil) (ZEN) from Zendikar, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Eric Deschamps Card Text:Islandwalk2U: Tap target creature without flying.
Merfolk Looter - DDT Reprint (PLST) from The List, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Austin Hsu Card Text:T: Draw a card, then discard a card.
Sandbar Merfolk (USG) from Urza's Saga, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: rk post Card Text:Cycling 2 (You may pay 2 and discard this card from your hand to draw a card. Play this ability as...
Merfolk Branchwalker (Foil) (XLN) from Ixalan, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Kieran Yanner Card Text:When Merfolk Branchwalker enters the battlefield, it explores. (Reveal the top card of your library. Put that card into your hand...
Merfolk Spy (M14) from Magic 2014, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Matt Cavotta & Richard Whitters Card Text:Islandwalk (This creature can't be blocked as long as defending player controls an Island.)Whenever Merfolk Spy deals combat...
Ember Hauler (DDT) from Duel Decks: Merfolk vs. Goblins, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Steve Prescott Card Text:1, Sacrifice Ember Hauler: Ember Hauler deals 2 damage to target creature or player.
Merfolk Looter (10E) from Tenth Edition, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Tristan Elwell Card Text:T: Draw a card, then discard a card.
Coral Merfolk (Foil) (M14) from Magic 2014, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: rk post
Merfolk Skyscout (CN2) from Conspiracy: Take the Crown, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: rk post Card Text:FlyingWhenever Merfolk Skyscout attacks or blocks, untap target permanent.
Merfolk Mesmerist (M12) from Magic 2012, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jana Schirmer & Johannes Voss Card Text:U, T: Target player puts the top two cards of his or her library into his or her...
Merfolk Sovereign (Foil) (M10) from Magic 2010, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Jesper Ejsing Card Text:Other Merfolk creatures you control get +1/+1.T: Target Merfolk creature is unblockable this turn.
Merfolk Trickster (DOM) from Dominaria, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Jesper Ejsing Card Text:FlashWhen Merfolk Trickster enters the battlefield, tap target creature an opponent controls. It loses all abilities until end of turn.
Merfolk Looter (EMA) from Eternal Masters, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Austin Hsu Card Text:T: Draw a card, then discard a card.
Goblin Razerunners (DDT) from Duel Decks: Merfolk vs. Goblins, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Raymond Swanland Card Text:1R, Sacrifice a land: Put a +1/+1 counter on Goblin Razerunners.At the beginning of your end step, you...
Merfolk of the Pearl Trident (6ED) from Classic Sixth Edition, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: DiTerlizzi
Merfolk Seastalkers - ZEN Reprint (PLST) from The List, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Eric Deschamps Card Text:Islandwalk2U: Tap target creature without flying.
Merfolk Seastalkers (ZEN) from Zendikar, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Eric Deschamps Card Text:Islandwalk2U: Tap target creature without flying.
Merfolk Secretkeeper // Venture Deeper (Foil) (ELD) from Throne of Eldraine, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Jana Schirmer Card Text:Venture Deeper USorcery — AdventureTarget player puts the top four cards of their library into their...
Merfolk of the Pearl Trident - POR Reprint (PLST) from The List, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: DiTerlizzi
Harbinger of the Tides (DDT) from Duel Decks: Merfolk vs. Goblins, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Svetlin Velinov Card Text:You may cast Harbinger of the Tides as though it had flash if you pay 2...