- What does Sp rarity mean in Union Arena?
- Sp is one of the rarity tiers in Union Arena. Cards of this rarity are distinguished by their print run size, visual treatment, and typical market value. Rarer cards generally command higher prices due to lower supply.
- How many Sp cards are in Union Arena?
- There are currently 11 sp Union Arena cards with active price data in our database. This includes cards from all sets and printings with near-mint market prices available.
- How often do prices update?
- Prices update daily via our automated pipeline. Near-mint market prices are sourced from major TCG marketplaces and smoothed over a 7-day window for stability. The 7-day change column shows each card's price momentum.
