49 cards where the color identity ≤ BW and it’s legal in Brawl and the card types include “vehicle”

Aethersphere Harvester (Aether Revolt #142)
Ballista Charger (Kaladesh #196)
Bomat Bazaar Barge (Kaladesh #198)
Brute Suit (Kamigawa: Neon Dynasty #241)
Careening Mine Cart (The Lost Caverns of Ixalan #247)
Colossal Plow (Neon Dynasty Commander #148)
Conqueror's Galleon // Conqueror's Foothold (Ixalan #234)
Conqueror's Galleon // Conqueror's Foothold (Ixalan #234)
Cultivator's Caravan (March of the Machine Commander #354)
Daredevil Dragster (Aether Revolt #149)
Demolition Stomper (Kaladesh #206)
Dragonfly Suit (Kamigawa: Neon Dynasty #9)
Dusk Legion Dreadnought (Ixalan #236)
Enchanted Carriage (Throne of Eldraine #218)
Fell Flagship (Ixalan #238)
Flywheel Racer (March of the Machine #259)
Funeral Longboat (Kaldheim #238)
Getaway Car (Streets of New Capenna #237)
Golden Argosy (Dominaria United #230)
Grond, the Gatebreaker (The Lord of the Rings: Tales of Middle-earth #89)
Heart of Kiran (Aether Revolt #153)
High-Speed Hoverbike (Kamigawa: Neon Dynasty #247)
Imperial Recovery Unit (Kamigawa: Neon Dynasty #18)
Irontread Crusher (Aether Revolt #161)
Luxurious Locomotive (Outlaws of Thunder Junction #244)
Mechtitan Core (Kamigawa: Neon Dynasty #249)
Mobile Garrison (Aether Revolt #165)
Mobile Homestead (Outlaws of Thunder Junction #245)
Mukotai Soulripper (Kamigawa: Neon Dynasty #113)
Mysterious Limousine (Streets of New Capenna #22)
Ovalchase Dragster (Kaladesh #225)
Parhelion II (Neon Dynasty Commander #87)
Peacewalker Colossus (Neon Dynasty Commander #155)
Raiders' Karve (Neon Dynasty Commander #156)
Reckoner Bankbuster (Kamigawa: Neon Dynasty #255)
Ribskiff (Phyrexia: All Will Be One #240)
Shadowed Caravel (Ixalan #246)
Sky Skiff (Kaladesh #233)
Skysovereign, Consul Flagship (Neon Dynasty Commander #159)
Sleek Schooner (Ixalan #247)
Smogbelcher Chariot (Alchemy: Dominaria #11)
Smuggler's Copter (Neon Dynasty Commander #160)
Spring-Loaded Sawblades // Bladewheel Chariot (The Lost Caverns of Ixalan #36)
Spring-Loaded Sawblades // Bladewheel Chariot (The Lost Caverns of Ixalan #36)
Surgehacker Mech (Kamigawa: Neon Dynasty #260)
Thundering Chariot (Theros Beyond Death #239)
Thundersteel Colossus (Kamigawa: Neon Dynasty #261)
Unlicensed Hearse (Streets of New Capenna #246)
Untethered Express (Aether Revolt #179)
Weatherlight (Neon Dynasty Commander #165)
Weatherlight Compleated (Dominaria United #242)

Their mind whirled with grand plans, never thinking of what might happen if they got to the end of the list.