Hopefully this list helps you spot cards worth researching further whether thats finding raw copies to grade, identifying overlooked versions with low populations, or simply understanding how the market for elite Pokmon cards has evolved
If its the latter, Starfield of Nyx should have no issues commanding a $20+ price tag
Goblin Matron If theres a broken goblin combo deck, Goblin Matron is tutoring up the combo piece whether thats as simple as grabbing Muxus, Goblin Grandee, goblin tribal spells like Tarfire, or enchantments like Boggart Shenanigans
You get into tough spots where you have to decide between leaving up a counterspell or playing Fraying Sanity, or waiting until you have the mana to do both
Another Instant offered by this collection is Deadly Dispute, which costs the sacrifice of an artifact or creature as well as mana