For example, if you play a deck that includes black, white, and red spells, a land like Nomad Outpost is a good solution
And most of all, it's provided additional terminology to talk about the games they want to play, all while reminding folks of the importance of pregame conversations
Around every corner lurks a foul creature, a cursed Titan, a mythic monster, or a dreadful demon waiting for some poor soul like you

Alabaster Host Intercessor Alabaster Host Sanctifier Annex Sentry Apostle of Invasion Aron, Benalia's Ruin Atraxa, Grand Unifier Atraxa, Grand Unifier Atraxa, Praetors' Voice Attentive Skywarden Basilica Shepherd Benalish Sleeper Blade Splicer Bladed Ambassador Brimaz, Blight of Oreskos Burnished Dunestomper Cathedral Membrane Cephalopod Sentry Chancellor of the Annex Crawling Chorus Darksteel Splicer Defiler of Faith Duelist of Deep Faith Elas il-Kor, Sadistic Pilgrim Elesh Norn Elesh Norn, Grand Cenobite Elesh Norn, Mother of Machines Ertai, the Corrupted Essence of Orthodoxy Filigree Vector Flensing Raptor Furnace-Blessed Conqueror Gore Vassal Heliod, the Warped Eclipse Hideous Fleshwheeler Incisor Glider Indoctrination Attendant Infected Defector Inquisitor Exarch Ixhel, Scion of Atraxa Jawbone Duelist Lost Leonin Loxodon Convert Malcator, Purity Overseer Mandible Justiciar Master Splicer Metastatic Evangel Mite Overseer Moira and Teshar Mondrak, Glory Dominus Norn's Choirmaster Norn's Inquisitor Omnath, Locus of All Order of the Alabaster Host Orthodoxy Enforcer Phyrexian Censor Phyrexian Missionary Phyrexian Pegasus Phyrexian Skyflayer Phyrexian Vindicator Polukranos, Engine of Ruin Porcelain Legionnaire Porcelain Zealot Priests of Norn Progenitor Exarch Ria Ivor, Bane of Bladehold Seedpod Caretaker Selenia, Dark Angel Sensor Splicer Seraph of New Phyrexia Shattered Angel Shriek Raptor Sinew Dancer

Deep dive: the full card list & gallery page
For most players, a lands deck is about recurring value lands from the graveyard and doing some degree of combo-y shenanigans