34 cards where the lore includes “shark”

Astroquarium (Unfinity #34)
Battering Krasis (Dragon's Maze #41)
Bigfin Bouncer (Foundations #31)
Brallin, Skyshark Rider (Commander 2020 #4)
Chrome Host Seedshark (March of the Machine #51)
Daggermaw Megalodon (Duskmourn: House of Horror #48)
Fathom Fleet Cutthroat (Core Set 2020 #100)
Fighting Drake (Eighth Edition #77)
Fisher's Talent (Bloomburrow Commander #36)
Frilled Cave-Wurm (The Lost Caverns of Ixalan #57)
Giant Shark (The Dark #29)
Gnarled Effigy (Shadowmoor #251)
Gravelgill Axeshark (Shadowmoor #164)
Half-Shark, Half- (Unstable #35)
Hammerhead Shark (Tempest Remastered #52)
Loan Shark (Outlaws of Thunder Junction #55)
Loan Shark // Loan Shark (Outlaws of Thunder Junction Art Series #6)
Loan Shark // Loan Shark (Outlaws of Thunder Junction Art Series #6)
Merfolk Sovereign (Magic 2010 #62)
Mystic Skyfish (Core Set 2021 #326)
Pouncing Shoreshark (Ikoria: Lair of Behemoths #64)
Restless Reef (The Lost Caverns of Ixalan #282)
Shabraz, the Skyshark (Commander 2020 #14)
Shambleshark (Gatecrash #193)
Shark (Bloomburrow Commander Tokens #16)
Shark (Duskmourn Commander Tokens #4)
Sharkey, Tyrant of the Shire (The Lord of the Rings: Tales of Middle-earth #229)
Sharkey, Tyrant of the Shire // Sharkey, Tyrant of the Shire (Tales of Middle-earth Art Series #22)
Sharkey, Tyrant of the Shire // Sharkey, Tyrant of the Shire (Tales of Middle-earth Art Series #22)
Sharktocrab (Ravnica Remastered #222)
Shark Typhoon (Duskmourn: House of Horror Commander #127)
Soaring Drake (Dominaria United #66)
Spined Megalodon (Core Set 2021 #72)
Statecraft (Mercadian Masques #106)
Unruly Krasis (Ravnica: Clue Edition #50)
Voracious Greatshark (Foundations #600)

Though this query has ended, its relics still slumber in New Argive.