Biggest gainers over the last 90 days, by TCGplayer median. Historical movement — not investment advice.
87 cards moving ≥ 25%.

Crispin
Stellar Crown

Greninja ex
Twilight Masquerade

Pikachu V
Brilliant Stars

Alakazam ex
Paldean Fates

Alolan Exeggutor-GX
Crimson Invasion

Gengar ex
Temporal Forces

Darkness Energy
Crown Zenith

Dedenne ex
Paldea Evolved

Xerosic's Machinations
Shrouded Fable

Sableye V
Sword & Shield

Lillie's Clefairy ex
Journey Together

Ciphermaniac's Codebreaking
Temporal Forces

Celebi V
Fusion Strike

Snorlax V
Sword & Shield

Slowking ex
Paldea Evolved

Mimikyu V
Battle Styles

Gyarados ex
Scarlet & Violet

Arcanine ex
Scarlet & Violet

Gardevoir ex
Paldean Fates

Teal Mask Ogerpon ex
Twilight Masquerade

Charizard V
Brilliant Stars

Colress's Tenacity
Shrouded Fable

Regidrago V
Silver Tempest

Mew V
Fusion Strike

Blissey V
Chilling Reign

Morpeko V
Sword & Shield

Rayquaza V
Evolving Skies

Dragapult ex
Twilight Masquerade

Zeraora V
Chilling Reign

Galarian Rapidash V
Chilling Reign

Pikachu ex
Surging Sparks

Dragonite V
Evolving Skies

Espeon-GX
Sun & Moon

Arbok ex
151

Wigglytuff ex
151

Glaceon V
Evolving Skies

Alolan Vulpix V
Silver Tempest

Garchomp ex
Paradox Rift

Tornadus V
Chilling Reign

Umbreon V
Evolving Skies

Zeraora V
Chilling Reign

Unown V
Silver Tempest

Galarian Perrserker V
Lost Origin

Bea
Vivid Voltage

Charizard V
Brilliant Stars

Beedrill V
Astral Radiance

Dragonite V
Evolving Skies

Hisuian Lilligant V
Astral Radiance

Tyranitar V
Battle Styles

Luxray V
Astral Radiance

Pokémon Center Lady
Vivid Voltage

Tyranitar V
Battle Styles

Hisuian Sneasler V
Astral Radiance

Hilda
White Flare

Galarian Zapdos V
Chilling Reign

Origin Forme Dialga V
Astral Radiance

Olivia
Crimson Invasion

Rayquaza V
Evolving Skies

Darkrai-GX
Burning Shadows

Cynthia's Ambition
Brilliant Stars

Raichu V
Brilliant Stars

Arceus V
Brilliant Stars

Lumineon V
Brilliant Stars

Milotic V
Rebel Clash

Nihilego-GX
Crimson Invasion

Silvally-GX
Crimson Invasion

Lady
Lost Origin

Arceus V
Brilliant Stars

Leafeon V
Evolving Skies

Galarian Articuno V
Chilling Reign

Lugia V
Silver Tempest

Aerodactyl V
Lost Origin

Noivern V
Evolving Skies

Zinnia's Resolve
Evolving Skies

Vaporeon V
Evolving Skies

Cinderace V
Rebel Clash

Roxanne
Astral Radiance

Skuntank V
Silver Tempest

Ninetales ex
151

Greedent V
Fusion Strike

Galarian Articuno V
Chilling Reign

Palkia-GX
Ultra Prism

Giratina V
Lost Origin

Mew ex
Paldean Fates

Metagross-GX
Guardians Rising
Ultra Ball
Ascended Heroes
Boss's Orders
Ascended Heroes