Like most Magic: The Gathering cards, the value of Folk Hero depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Commander Legends: Battle for Baldur's Gate)
Not in a pack, necessarily, but on the screen
Right-click any card image and get a PSA, BGS, or CGC grade prediction in seconds no scanning hardware, no submission fees, no waiting weeks
Mono-blue decks should lean heavily on 2-mana rocks (8-10 pieces minimum) since blue lacks natural land acceleration, with Arcane Signet, Mind Stone, Sky Diamond, and Thought Vessel forming your core
My limited Magic decks are never double sleeved, as they usually dont have any cards that are very valuable