That said, neither rarity nor condition determine a card's price as much as its in-game utility and versatility
With the archetype being relatively unexplored as well, in closed deck list formats you can have the advantage of knowing what is in a known deck versus the opponent not knowing what is in yours and potentially overextending right into your hand
Temur Charger Temur Charger is a cheap morph creature to combo off with Yedora, Grave Gardener and a sac outlet Altar (Ashnod's Altar, Altar of Dementia, Phyrexian Altar)
Up the Beanstalk This two-drop uncommon (Peasant) will draw you a card when it ETBs so if destroyed after arrival, you'll never be down a card by investing in it
Okina Nightwatch Nyxbloom Ancient (Extended Art) We built ProTrader for people who are serious about making money from MTG.
There are a bunch of other split cards like this that work well to give you more options on big damage hits