Other cards graded by CGC Trading Cards have seen success at auction, such as the Commissioned Presentation Blastoise with Galaxy Star Holo graded CGC 8.5 that realized $360,000 at a Heritage Auctions sale in January 2021 and is now tied for the highest price ever paid at auction for any English Pokmon card
Currently running Winota in RW as part of Go-Wide Aggro, which pairs well with the human overlap of Katilda and the recommendations above
Chronicle Magician X DARK Level 7 [ SpellcasterEffect ] ATK 2500 DEF 2500 If a monster(s) with 2500 original ATK or DEF is Normal or Special Summoned to your field (except during the Damage Step): You can Special Summon this card from your hand in Defense Position
If this card is Normal or Special Summoned: You can Special Summon 1 "Evoltile" monster from your hand or GY in face-down Defense Position
Traveling Chocobo The bird theme in Final Fantasy seems loose to me, but doubling triggers on lands is already a nice selling point for Traveling Chocobo
Within Black 2 and White 2 itself, there's the Colress Machine