There are many fantastic choices, and luckily, Magic lets you pick whatever basic land you want to run in your deck

Voltron Varolz| Commander | Abe Sargent Commander (1) 1 Varolz, the Scar-Striped Creatures (32) 1 Archfiend of Ifnir 1 Birds of Paradise 1 Bontu the Glorified 1 Cavalier of Night 1 Cavalier of Thorns 1 Clackbridge Troll 1 Corpsejack Menace 1 Death's Shadow 1 Desecration Elemental 1 Eternal Witness 1 Fauna Shaman 1 Force of Savagery 1 God-Eternal Bontu 1 God-Eternal Rhonas 1 Golgari Grave-Troll 1 Gravebreaker Lamia 1 Groundbreaker 1 Hunted Troll 1 Krosan Tusker 1 Lotleth Troll 1 Ohran Frostfang 1 Phyrexian Dreadnought 1 Phyrexian Soulgorger 1 Reclamation Sage 1 Rhonas the Indomitable 1 Rotting Regisaur 1 Scion of Darkness 1 Stinkweed Imp 1 Timbermare 1 Traxos, Scourge of Kroog 1 Wayward Swordtooth 1 Winding Constrictor Planeswalkers (7) 1 Garruk, Caller of Beasts 1 Garruk, Cursed Huntsman 1 Liliana, Dreadhorde General 1 Ob Nixilis Reignited 1 Sorin Markov 1 Vivien Reid 1 Vraska, Golgari Queen Instants (5) 1 Beast Within 1 Blossoming Defense 1 Deathsprout 1 Heroic Intervention 1 Wrap in Vigor Sorceries (8) 1 Bitter Revelation 1 Buried Alive 1 Cultivate 1 Final Parting 1 Harmonize 1 Jarad's Orders 1 Kodama's Reach 1 Maelstrom Pulse Enchantments (5) 1 Asceticism 1 Doubling Season 1 Pernicious Deed 1 Rancor 1 Retribution of the Ancients And there we go

In the end, Teachings prevailed that time, but Ancient Grudge was on the scoreboard, and it appears to have been holding a persistent feeling of ill-will this whole time
"Soul Sisters" cards like Soul's Attendant and Soul Warden to pad their life total as they amass an army of cheap creatures, and gaining life means Amalia will explore a lot, as intended
(In other words, you can't look through your library, decide what artifact card you want, and then determine what X is.) You can't choose an X that's greater than the number of loyalty counters on Tezzeret