Like most Pokmon cards, the value of Mewtwo-GX depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Hidden Fates)
Hieroglyphic Illumination is directly fighting with Glimmer of Genius in the four-mana card draw slot, and although I didnt think there would be a better option than Glimmer throughout its Standard life, Illumination will have its place
$0.35 Jace's Triumph War of the Spark $7.99 Jace, Vryn's Prodigy Magic Origins $1.49 Jace, Cunning Castaway Ixalan $1.29 Jace, the Living Guildpact 2015 Core Set $3.49 Jace, Arcane Strategist (Foil - Planeswalker Deck) War of the Spark $1.29 Jace Reawakened Outlaws of Thunder Junction $2.29 Jace, Memory Adept (Store Promo Foil) Promotional $2.29 Jace, Unraveler of Secrets Shadows Over Innistrad $3.49 Jace, Arcane Strategist Jumpstart 2022 $8.99 Ichormoon Gauntlet Phyrexia: All Will Be One $0.35 Jace's Sentinel (Planeswalker Deck) Ixalan $0.49 Grasping Current (Planeswalker Deck) Ixalan 0 results found
The set also printed a standard version of the card at #54, but its this full-art treatment that became the one to own
I played both decks against the sets designers and managed to beat them both, a monumental feat for any Magic player
