Ultimately, Charizard ex may not have the greatest matchup spread of all, but its a solid and favorite pick that manages to remain meta relevant despite the challenges it faces
Johnny is on the play: Turn 1 he plays a Mountain and taps it for mana (1 total mana) Turn 2 he plays a Mountain and taps both for two additional mana (3 total mana) Turn 3 he plays a Mountain and taps all three for three additional mana (6 total mana) Turn 4 he misses his land drop and taps his Mountains for three additional mana (9 total mana) Turn 5 he does the same (12 total mana) Jenny is on the draw: Turn 1 she plays an Island (1 total mana) Turn 2 she plays an Island (3 total mana) Turn 3 she plays an Island (6 total mana) Turn 4 she plays an Island (10 total mana) Except for a brief moment on Jenny's fourth turn, at every single point in the game, Johnny has spent an equal or greater total amount of mana than her
Therefore, the use of proxies is sometimes further constrained to only one method of fabrication, for instance
Reprint value is decent, too
You can destroy artifacts, burn opponents, or gain extra card advantage by exiling cards from your library
To learn more about print layering check out my article on How MTG is Made