Discard as many of your Benched Pokémon as you like. This attack does 10 more damage for each Benched Pokémon you discarded in this way.
Steam Siege was released in 2016. It belongs to the XY series.
The checklist contains 116 cards, placing it in a mid-size expansion range. As of 2026, the set is 10 years old and now falls into an established back-catalog period.
Within this set, M Gardevoir-EX is card number 79 with a Rare Holo EX designation.
M Gardevoir-EX appears in Steam Siege, released in 2016. Its card type is Pokémon.
The rarity label is Rare Holo EX. Printed HP is 210.
Energy typing is Fairy and Psychic. This gives collectors a clear identity footprint for the print.
M Gardevoir-EX evolves from Gardevoir-EX. Printed card effect: Mega Evolution rule: When 1 of your Pokémon becomes a Mega Evolution Pokémon, your turn ends.
Latest market snapshots place M Gardevoir-EX in Steam Siege at roughly $17.23. Week-over-week change is limited (-0.1%), indicating short-term stability.
Against its 30-day baseline of $16.74, this card is pricing 2.9% higher. Its 90-day trading band runs between $16.38 and $21.53, producing a 30% range and moderate-volatility behavior.
Rarity classification for this copy is Rare Holo EX.
A wider M checklist helps contextualize this specific M Gardevoir-EX print. This comparison sample includes 4 alternatives across 3 sets.
In this sample, pricing ranges between $25.14 and $95.15 (278% total span). Relative to the alternative average ($65.50), this card is -74%.
Notable alternatives include M Gardevoir-EX #106 (Primal Clash) at $25.14, M Gardevoir-EX #156 (Primal Clash) at $95.15, M Gardevoir-EX #112 (Steam Siege) at $48.25, and M Gardevoir-EX #RC31 (Generations) at $93.46.
Market structure summary: We observe a -0.1% shift this week, which points toward price consolidation rather than immediate volatility. Observed 90-day bounds of $16.38 and $21.53 create a 30% band, matching a moderate-volatility profile.
Relative to the 30-day baseline ($16.74), pricing is near equilibrium. Top-grade copies show substantial separation from raw: PSA 10 is pricing +800% above the current raw benchmark.
PSA 9 is currently around $37.40, while PSA 10 is $155.15.
