60 cards where (the card types include “swamp” or the card types include “mountain”)

Alpine Meadow (Kaldheim #248)
Badlands (Vintage Masters #291)
Bayou (Vintage Masters #293)
Blood Crypt (Ravnica Remastered #273)
Canyon Slough (Outlaws of Thunder Junction Commander #275)
Cinder Glade (Murders at Karlov Manor Commander #255)
Commercial District (Murders at Karlov Manor #259)
Contaminated Aquifer (Dominaria United #245)
Dwarven Mine (Throne of Eldraine #243)
Elegant Parlor (Murders at Karlov Manor #260)
Fetid Pools (Outlaws of Thunder Junction Commander #296)
Gate of the Black Dragon (Alchemy Horizons: Baldur's Gate #77)
Gate to Tumbledown (Alchemy Horizons: Baldur's Gate #81)
Geothermal Bog (Dominaria United #247)
Godless Shrine (Ravnica Remastered #277)
Haunted Mire (Dominaria United #248)
Highland Forest (Commander Legends: Battle for Baldur's Gate #896)
Ice Tunnel (Kaldheim #262)
Indatha Triome (Ikoria: Lair of Behemoths #248)
Jetmir's Garden (Streets of New Capenna #250)
Ketria Triome (Ikoria: Lair of Behemoths #250)
Leechridden Swamp (Duel Decks: Nissa vs. Ob Nixilis #65)
Madblind Mountain (Shadowmoor #274)
Molten Tributary (Dominaria United #251)
Mountain (Outlaws of Thunder Junction #283)
Overgrown Tomb (Ravnica Remastered #283)
Plateau (Vintage Masters #308)
Raffine's Tower (Streets of New Capenna #254)
Raucous Theater (Murders at Karlov Manor #266)
Raugrin Triome (Ikoria: Lair of Behemoths #251)
Sacred Foundry (Ravnica Remastered #285)
Sacred Peaks (Murders at Karlov Manor Commander #285)
Savai Triome (Ikoria: Lair of Behemoths #253)
Scrubland (Vintage Masters #313)
Shadowy Backstreet (Murders at Karlov Manor #268)
Sheltered Thicket (Outlaws of Thunder Junction Commander #319)
Smoldering Marsh (Outlaws of Thunder Junction Commander #321)
Snow-Covered Mountain (Kaldheim #282)
Snow-Covered Swamp (Kaldheim #280)
Snowfield Sinkhole (Commander Legends: Battle for Baldur's Gate #915)
Steam Vents (Ravnica Remastered #288)
Stomping Ground (Ravnica Remastered #289)
Sulfurous Mire (Kaldheim #270)
Sunken Hollow (Outlaws of Thunder Junction Commander #325)
Sunlit Marsh (Dominaria United #257)
Swamp (Outlaws of Thunder Junction #281)
Taiga (Vintage Masters #317)
Thundering Falls (Murders at Karlov Manor #269)
Undercity Sewers (Murders at Karlov Manor #270)
Underground Mortuary (Murders at Karlov Manor #271)
Underground Sea (Vintage Masters #323)
Volatile Fjord (Kaldheim #273)
Volcanic Island (Vintage Masters #324)
Watery Grave (Ravnica Remastered #291)
Witch's Cottage (Throne of Eldraine #249)
Wooded Ridgeline (Dominaria United #260)
Woodland Chasm (Kaldheim #274)
Xander's Lounge (Streets of New Capenna #260)
Zagoth Triome (Ikoria: Lair of Behemoths #259)
Ziatora's Proving Ground (Streets of New Capenna #261)

It is the moment of discovery, the triumph of the mind, and the end of these results.