39 cards where the name includes “lava”

Akki Lavarunner // Tok-Tok, Volcano Born (Champions of Kamigawa #153)
Archangel Avacyn // Avacyn, the Purifier (Shadows over Innistrad #5)
Archangel Avacyn // Avacyn, the Purifier (Shadows over Innistrad #5)
Commune with Lava (Forgotten Realms Commander #118)
Ghitu Lavarunner (Foundations #623)
Grim Lavamancer (Dominaria Remastered #126)
Lava Axe (Core Set 2019 #150)
Lavaball Trap (Zendikar #135)
Lavabelly Sliver (Commander Masters #927)
Lava Blister (Odyssey #200)
Lavaborn Muse (Duel Decks: Sorin vs. Tibalt #50)
Lavabrink Floodgates (Commander 2020 #53)
Lavabrink Venturer (Ikoria: Lair of Behemoths #19)
Lava Burst (Masters Edition II #134)
Lavaclaw Reaches (Ultimate Masters #245)
Lava Coil (Double Masters 2022 #116)
Lavacore Elemental (Planar Chaos #103)
Lava Dart (Modern Horizons #134)
Lava-Field Overlord (Battlebond #60)
Lava Flow (Masters Edition IV #126)
Lavafume Invoker (Rise of the Eldrazi #155)
Lava Hounds (Eighth Edition #198)
Lavakin Brawler (Core Set 2020 #147)
Lavalanche (Dominaria United Commander #157)
Lavamancer's Skill (Onslaught #215)
Lava Runner (Mercadian Masques #200)
Lava Serpent (Ikoria: Lair of Behemoths #124)
Lava Spike (Ultimate Masters #136)
Lavaspur Boots (Outlaws of Thunder Junction #243)
Lavastep Raider (Battle for Zendikar #147)
Lava Storm (Weatherlight #110)
Lava Tubes (Ice Age #358)
Lava Zombie (Planeshift #113)
Orthion, Hero of Lavabrink (March of the Machine #334)
Riverglide Pathway // Lavaglide Pathway (Zendikar Rising #264)
Riverglide Pathway // Lavaglide Pathway (Zendikar Rising #264)
Scorching Lava (Invasion #164)
Scourge of Skola Vale (Born of the Gods #137)
Torrent of Lava (Mirage #199)
Wall of Lava (Ice Age #223)
Zoyowa Lava-Tongue (The Lost Caverns of Ixalan #245)

The message was clear to Sorin—time to search for something else.