Your search for "plains 124" revealed the following:
Plains (124) (GN3) from Game Night: Free-for-All, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jonas De Ro
Plains (1190) - Post Malone: The Lands (Foil) (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Mark Poole & Post Malone Card Text: Secret Lair × Post Malone: The Lands
Plains (124) (BRB) from Battle Royale Box Set, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Pat Lewis
Jynx (Japanese) - No. 124 - Natta Wake Promo from How I Became a Pokemon Promos, available at 401 Games Canada. Rarity: Promo Finish: Normal Artist: Kagemaru Himeno Card Text:(How I Became a Pokemon Card 2000)[Water] Ice Punch (10)Flip a...