Swampert-EX #XY55 XY Black Star Promos Holofoil Price

Swampert-EX #XY55 price, trend & prediction

Swampert-EX #XY55 (Holofoil, Promo) from XY Black Star Promos (2013) has a market price of $10.88 raw as of October 11, 2026, the TCGplayer market price for this exact printing. For context, the median XY Black Star Promos card is $19.15; this one ranks #111 of 168 priced printings. Over the last 30 days the price has eased (−2.9%), −3.9% in the last week, +7.0% over 90 days. Its 180-day range is $10.15 to $11.32.

Graded copies of Swampert-EX sell for more than raw. PSA 9 copies go for around $139.50, about 13× the raw price (2 recent sales) — thin data, treat as indicative. Other grades we track: PSA 8 at $39.99, CGC 8 at $29.99, CGC 8.5 at $29.00. Graded medians come from recent eBay sold listings and refresh daily.

Swampert-EX #XY55 price prediction: if recent momentum continues, the 30-day trend for this card is mixed. Momentum is mixed: short- and longer-term moves disagree (−2.9% over 30 days, −3.9% over 7 days, +7.0% over 90 days). This is a read of past price moves, not a model forecast and not investment advice — see the forecast methodology and public accuracy scoreboard for how our ML outlooks are built and scored.