23 cards where the name includes “explore”

Benthic Explorers (Masters Edition III #29)
Borderland Explorer (Commander 2018 #133)
Drownyard Explorers (Shadows over Innistrad #56)
Explore (Outlaws of Thunder Junction Commander #192)
Explorer's Cache (The Lost Caverns of Ixalan #184)
Explorer's Scope (Commander Masters #380)
Explore the Underdark (Commander Legends: Battle for Baldur's Gate #232)
Farbog Explorer (Avacyn Restored #21)
Homarid Explorer (Dominaria #53)
Jem Lightfoote, Sky Explorer (Outlaws of Thunder Junction #209)
Loot, Exuberant Explorer (Foundations #106)
Minotaur Explorer (Odyssey #206)
Oreskos Explorer (Commander Masters #832)
Quirion Explorer (Commander 2016 #160)
Search for Azcanta // Azcanta, the Sunken Ruin (Secret Lair Drop #1502)
Search for Azcanta // Azcanta, the Sunken Ruin (Secret Lair Drop #1502)
Selvala, Explorer Returned (Murders at Karlov Manor Commander #218)
Sylvok Explorer (Commander 2016 #169)
Talas Explorer (Portal Second Age #49)
Troyan, Gutsy Explorer (Wilds of Eldraine #217)
Tuktuk the Explorer (Double Masters #149)
Underdark Explorer (Commander Legends: Battle for Baldur's Gate #154)
Veteran Explorer (Double Masters #186)
Wandering Archaic // Explore the Vastlands (Strixhaven: School of Mages #6)
Wandering Archaic // Explore the Vastlands (Strixhaven: School of Mages #6)

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