PokémonMewtwo EX PSA 9
Mewtwo EX · SM: The Best of XY · #042/171 · Holofoil

Mewtwo EX SM: The Best of XY #042/171 PSA 9 price

SM: The Best of XY · #042/171 · Holofoil · Japanese · None

PSA 9 market price$38.14
Recorded sales
5
Last sale
Sep 27, 2026
Provider estimate
$38.14 · low
Raw NM$18.506 sellers
Ungraded sales$36.462 sales
PSA 10$126.512 / weekPSA 9$38.145 sales
PSA 7$29.491 sales
CGC 10$33.6013 sales
CGC 9.5$22.801 sales

Price history

Mewtwo EX price history. Apr 10, 2026 to Sep 27, 2026. Missing values are left as gaps.$20$40$60$80$100Apr 10May 22Jul 4Aug 15Sep 27

Full price guide

Raw by condition

ConditionMarket price
Near Mint$18.50
Lightly Played—
Moderately Played—
Heavily Played—
Damaged—
Ungraded eBay sales (median of last 2)$36.46

As of Oct 14, 2026

Graded

GradeMarket priceBased onProvider estimateSalesLast sale
PSA 10$126.51$124.0038Oct 12, 26
PSA 9$38.14$38.145Sep 27, 26
PSA 7$29.49$29.491May 18, 26

Sold listings

72 sales · Holofoil · eBay · Fanatics
SoldGradeListingFormatPrice
Oct 12, 26PSA 102017 POKEMON JAPANESE THE BEST OF XY #042 MEWTWO EX PSA 10 · eBayAuction$144.00
Oct 8, 26PSA 102017 POKEMON JAPANESE THE BEST OF XY #042 MEWTWO EX PSA 10 · eBayAuction$125.50
Oct 6, 26PSA 102017 POKEMON JAPANESE THE BEST OF XY #042 MEWTWO EX PSA 10 · eBayAuction$104.50
Oct 4, 26PSA 102017 POKEMON JAPANESE THE BEST OF XY #042 MEWTWO EX PSA 10 · eBayAuction$122.50
Sep 28, 26CGC 102017 Pokemon Japanese XY Best Of XY Mewtwo Ex #42 CGC 10 PRISTINE · FanaticsAuction$72.00
Sep 27, 26PSA 92017 POKEMON JAPANESE THE BEST OF XY #042 MEWTWO EX PSA 9 · eBayAuction$38.14
Sep 25, 26PSA 10💎PSA 10💎 - MEWTWO EX Japanese The Best of XY 2017 042/171 · eBayAuction$111.00
Sep 21, 26CGC 102017 Pokemon Japanese XY Best Of Mewtwo Ex #42 CGC 10 PRISTINE · FanaticsAuction$55.20
Sep 21, 26CGC 102017 Pokemon Japanese XY Best Of Mewtwo Ex #42 CGC 10 PRISTINE · FanaticsAuction$55.20
Sep 21, 26PSA 102017 Pokemon Japanese XY The Best Of Mewtwo EX #42 PSA 10 GEM MINT · FanaticsAuction$132.00
Sep 19, 26PSA 9PSA 9 Mewtwo EX The Best Of XY Japanese 2017 Pokemon Card #042 PSA 9 · eBayAuction$79.99
Sep 14, 26CGC 102017 Pokemon Japanese Best Of XY Holo Mewtwo Ex #42 CGC 10 GEM MINT · FanaticsAuction$18.00
Sep 14, 26CGC 102017 Pokemon Japanese Best Of XY Holo Mewtwo Ex #42 CGC 10 GEM MINT · FanaticsAuction$18.00
Sep 8, 26PSA 102017 POKEMON JAPANESE THE BEST OF XY #042 MEWTWO EX PSA 10 · eBayAuction$100.01
Sep 7, 26CGC 102017 Pokemon Japanese Best Of XY Holo Mewtwo Ex #42 CGC 10 GEM MINT · FanaticsAuction$27.60
Sep 7, 26CGC 92017 Pokemon Japanese Best Of XY Holo Mewtwo Ex #42 CGC 9 MINT · FanaticsAuction$12.00
Sep 7, 26CGC 92017 Pokemon Japanese Best Of XY Holo Mewtwo Ex #42 CGC 9 MINT · FanaticsAuction$12.00
Sep 7, 26CGC 8.52017 Pokemon Japanese Best Of XY Holo Mewtwo Ex #42 CGC 8.5 NM-MT+ · FanaticsAuction$9.60
Sep 7, 26CGC 92017 Pokemon Japanese Best Of XY Holo Mewtwo Ex #42 CGC 9 MINT · FanaticsAuction$12.00
Sep 7, 26CGC 102017 Pokemon Japanese Best Of XY Holo Mewtwo Ex #42 CGC 10 GEM MINT · FanaticsAuction$22.80
Sep 7, 26CGC 102017 Pokemon Japanese Best Of XY Holo Mewtwo Ex #42 CGC 10 GEM MINT · FanaticsAuction$27.60
Sep 7, 26CGC 92017 Pokemon Japanese Best Of XY Holo Mewtwo Ex #42 CGC 9 MINT · FanaticsAuction$13.20
Sep 6, 26PSA 102017 POKEMON JAPANESE THE BEST OF XY #042 MEWTWO EX PSA 10 · eBayAuction$127.51
Aug 31, 26CGC 8.52017 Pokemon Japanese XY Best Of XY Mewtwo Ex #42 CGC 8.5 NM-MT+ · FanaticsAuction$9.60
Aug 31, 26CGC 8.52017 Pokemon Japanese XY Best Of XY Mewtwo Ex #42 CGC 8.5 NM-MT+ · FanaticsAuction$9.60
Aug 31, 26CGC 92017 Pokemon Japanese XY Best Of XY Mewtwo Ex #42 CGC 9 MINT · FanaticsAuction$19.20
Aug 31, 26CGC 92017 Pokemon Japanese XY Best Of XY Mewtwo Ex #42 CGC 9 MINT · FanaticsAuction$18.00
Aug 31, 26CGC 92017 Pokemon Japanese XY Best Of XY Mewtwo Ex #42 CGC 9 MINT · FanaticsAuction$18.00
Aug 31, 26CGC 9.52017 Pokemon Japanese XY Best Of XY Mewtwo Ex #42 CGC 9.5 MINT+ · FanaticsAuction$22.80
Aug 31, 26PSA 10Mewtwo EX 042/171 Sm: the Best of Xy Holo (Japanese) PSA 10 · eBayBuy It Now · Best offer$199.99
Aug 30, 26PSA 102017 POKEMON JAPANESE THE BEST OF XY #042 MEWTWO EX PSA 10 · eBayAuction$141.49
Aug 18, 26PSA 102017 Pokemon Japanese The Best of XY #042 Mewtwo EX PSA 10 GEM MINT · eBayAuction$137.50
Aug 15, 26PSA 102017 POKEMON JAPANESE THE BEST OF XY #042 MEWTWO EX PSA 10 · eBayBuy It Now · Best offer$220.00
Aug 14, 26PSA 102017 POKEMON JAPANESE THE BEST OF XY #042 MEWTWO EX PSA 10 · eBayAuction$143.00
Aug 5, 26PSA 10POKEMON MEWTWO EX 2017 JP THE BEST OF XY #042 PSA 10 · eBayAuction$142.51
Jul 28, 26PSA 102017 POKEMON JAPANESE THE BEST OF XY #042 MEWTWO EX PSA 10 · eBayAuction$162.50
Jul 1, 26PSA 10Mewtwo EX – SM: The Best of XY – 2017 042/171 – PSA 10 – JPN · eBayBuy It Now · Best offer$187.64
May 26, 26CGC 10Pokemon Mewtwo EX 042/171 Ultra Rare Japanese Best of XY - CGC 10 PRISTINE · eBayBuy It Now · Best offer$142.49
May 19, 26PSA 92017 POKEMON JAPANESE THE BEST OF XY #042 MEWTWO EX PSA 9 · eBayAuction$36.00
May 18, 26PSA 7PSA 7 NM MEWTWO EX #042 SM:THE BEST OF XY 2017 POKEMON JAPANESE · eBayAuction$29.49
May 16, 26UngradedMewtwo EX 042/171 Sm: the Best of Xy Holo Rare Pristine Black Label 10 Ultra · eBayAuction$26.00
May 12, 26PSA 9Graded PSA 9 2017 Pokemon Japanese Mewtwo EX The Best Of XY #042 · eBayAuction$35.10
May 9, 26PSA 10PSA 10 Mewtwo EX The Best Of XY Japanese 2017 Pokemon Card #042 PSA 9 · eBayAuction$129.99
May 9, 26PSA 10Mewtwo EX 042/171 The Best Of Xy Pokemon Japanese PSA 10 · eBayAuction$233.95
May 8, 26PSA 10Pokemon TCG Mewtwo EX PSA 10 Japanese SM The Best of XY Holo 042/171 · eBayAuction$240.00
May 7, 26PSA 102017 POKEMON JAPANESE THE BEST OF XY #042 MEWTWO EX PSA 10 · eBayAuction$237.50
May 7, 26PSA 102017 POKEMON JAPANESE THE BEST OF XY #042 MEWTWO EX PSA 10 · eBayAuction$521.00
Apr 27, 26PSA 10PSA 10 - Mewtwo EX 042/171 The Best of XY - Pokemon · eBayBuy It Now · Best offer$155.94
Apr 26, 26PSA 102017 POKEMON JAPANESE THE BEST OF XY #042 MEWTWO EX PSA 10 · eBayAuction$127.50
Apr 21, 26PSA 102017 POKEMON JAPANESE THE BEST OF XY #042 MEWTWO EX PSA 10 · eBayAuction$132.92

Key facts

Raw Near Mint price
$18.50
Price date
Oct 14, 2026
30-day change
0.0%
PSA 10 price
$126.51
PSA 9 price
$38.14
Set
SM: The Best of XY
Card number
042/171
Printing
Holofoil
Language
Japanese
Rarity
None
Card type
Pokemon
Stage
Basic
HP
170
Weakness
Psychic x2
Retreat cost
2
Pokédex number
150
Illustrator
PLANETA
TCGplayer ID
598885

Raw Near Mint price history

WhenDatePriceChange to latest
LatestOct 14, 2026$18.50—
1 day earlierOct 13, 2026$18.500.0%
7 days earlierOct 7, 2026$18.500.0%
30 days earlierSep 14, 2026$18.500.0%
90 days earlierJul 16, 2026$18.500.0%
6 months earlierApr 15, 2026$19.50-5.1%
1 year earlier———

Attacks

  • [Psychic] Shatter Shot 30x

    This attack does 30 damage times the amount of Psychic Energy attached to this Pokémon.

  • [Psychic] [Psychic][Colorless] Damage Change

    Switch all damage counters on this Pokémon with those on your opponent's Active Pokémon.