An ability that triggers "whenever you cast a historic spell" doesn't trigger if a historic card is put onto the battlefield without being cast
Pokemon Card - XY: BREAKthrough 62/162 - MEWTWO EX (holo-foil) (Mint) We Pay: $1.00 Pokemon Card - XY: BREAKthrough 62/162 - MEWTWO EX (holo-foil) (Mint) We Pay: $1.00 Requirements To sell us this card it must be the actual U.S
A common dynamic in this situation is that a snow land produces snow mana, and a snow creature requires snow mana or uses snow mana for an ability
Considering this cards poor gameplay value, this reprint could have a chance of knocking this cards price down, even if its the reprint is scarce in and of itself
But, as with any complex business system, I quickly found out that my primitive method for tracking inventory, and their ensuing sale, grossly fell short of the level of organization needed to flip dozens or even hundreds of cards often duplicates at the same time