Siege Ballista appears in Sorcery: Contested Realms Alpha as part of the Preconstructed Deck release, listed with an n/a rarity. The card's current market value is $0.00, indicating either minimal demand or lack of recorded sales. Collectors track it as a set-specific piece rather than a sought-after rarity, useful for completing Alpha set inventories. Condition and graded sales would be decisive if future market activity emerges.