19 cards where the set is “lci” and the text includes “explore”

Kinjalli's Dawnrunner (The Lost Caverns of Ixalan #19)
Miner's Guidewing (The Lost Caverns of Ixalan #24)
Lodestone Needle // Guidestone Compass (The Lost Caverns of Ixalan #62)
Lodestone Needle // Guidestone Compass (The Lost Caverns of Ixalan #62)
Merfolk Cave-Diver (The Lost Caverns of Ixalan #65)
River Herald Scout (The Lost Caverns of Ixalan #72)
Subterranean Schooner (The Lost Caverns of Ixalan #80)
Defossilize (The Lost Caverns of Ixalan #103)
Cenote Scout (The Lost Caverns of Ixalan #178)
Explorer's Cache (The Lost Caverns of Ixalan #184)
Glowcap Lantern (The Lost Caverns of Ixalan #187)
Jadelight Spelunker (The Lost Caverns of Ixalan #196)
Over the Edge (The Lost Caverns of Ixalan #205)
Pathfinding Axejaw (The Lost Caverns of Ixalan #206)
River Herald Guide (The Lost Caverns of Ixalan #209)
Seeker of Sunlight (The Lost Caverns of Ixalan #210)
Twists and Turns // Mycoid Maze (The Lost Caverns of Ixalan #217)
Twists and Turns // Mycoid Maze (The Lost Caverns of Ixalan #217)
Amalia Benavides Aguirre (The Lost Caverns of Ixalan #221)
Deepfathom Echo (The Lost Caverns of Ixalan #228)
Nicanzil, Current Conductor (The Lost Caverns of Ixalan #236)

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