Rarity: Promo
HP: 110
Stage: Stage 1
Type: Pokemon
Energy
Weakness: ×2
Resistance: -20
Retreat: —
Ability: Sonic Vision
If you have exactly 4 cards in your hand, ignore all Energy in the attack cost of each of this Pokemon's attacks.
Attacks: Assault Boom
50+
IF your opponent's Active Pokemon has a Pokemon Tool card attached to it, this attack does 70 more damage.

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Yanmega (XY Steam Siege Prerelease) #XY144

XY Promos · Promo

Yanmega (XY Steam Siege Prerelease) #XY144 has a TCGplayer market price of $12.01 (Near Mint). In the last 30 days, 4 ungraded copies sold on eBay at a median price of $11.80.

Market prices

Updated Oct 19, 2026

Near Mint$12.01

Lightly Played$11.61

Moderately Played$9.33

Heavily Played$5.99

Market prices

No pricing data available.

Price history

eBay sold listings

These open on eBay through affiliate links. If you buy, we earn a commission.

Date	Price	Grader	Grade	Link
Oct 7, 2026	$11.00	—	—	View
Sep 30, 2026	$11.80	—	—	View
Sep 26, 2026	$26.51	—	—	View
Sep 20, 2026	$6.99	—	—	View
Sep 15, 2026	$43.82	—	—	View
Sep 7, 2026	$7.25	—	—	View
Jul 28, 2026	$10.99	—	—	View
Jun 26, 2026	$11.99	—	—	View
Jun 25, 2026	$5.99	—	—	View
Jun 8, 2026	$9.69	—	—	View
May 18, 2026	$11.99	—	—	View
May 3, 2026	$23.85	—	—	View
May 2, 2026	$35.00	—	—	View
Mar 25, 2026	$45.00	—	—	View
Mar 22, 2026	$10.03	—	—	View
Feb 27, 2026	$10.79	—	—	View
Feb 15, 2026	$15.51	PSA	8	View
Feb 1, 2026	$7.35	—	—	View
Jan 31, 2026	$22.63	—	—	View
Jan 12, 2026	$7.90	—	—	View

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