24 cards where the set is “m20” and the card types include “land”

Bloodfell Caves (Core Set 2020 #242)
Blossoming Sands (Core Set 2020 #243)
Cryptic Caves (Core Set 2020 #244)
Dismal Backwater (Core Set 2020 #245)
Evolving Wilds (Core Set 2020 #246)
Field of the Dead (Core Set 2020 #247)
Forest (Core Set 2020 #277)
Island (Core Set 2020 #265)
Jungle Hollow (Core Set 2020 #248)
Lotus Field (Core Set 2020 #249)
Mountain (Core Set 2020 #273)
Plains (Core Set 2020 #261)
Rugged Highlands (Core Set 2020 #250)
Scoured Barrens (Core Set 2020 #251)
Swamp (Core Set 2020 #269)
Swiftwater Cliffs (Core Set 2020 #252)
Temple of Epiphany (Core Set 2020 #253)
Temple of Malady (Core Set 2020 #254)
Temple of Mystery (Core Set 2020 #255)
Temple of Silence (Core Set 2020 #256)
Temple of Triumph (Core Set 2020 #257)
Thornwood Falls (Core Set 2020 #258)
Tranquil Cove (Core Set 2020 #259)
Wind-Scarred Crag (Core Set 2020 #260)

In the blink of an eye, they strode from deep snow to the end of this search.