In real life, that often translates to longer waits than a US-based shop, plus more variability depending on shipping method and customs
The trouble is, his effect, while a good troll, is not that powerful, quite annoying to keep track of, and easily telegraphed
Secondary market prices for existing sets are determined by supply and demand, not MSRP changes
There are only three cards with the Tiered ability: Cloud's Limit BreakCloud's Limit Break, Ice MagicIce Magic, and Fire MagicFire Magic
Make physical prototypes of cards in order to test out, iterate, and refine mechanics at every stage, as even the process of building a physical card game is able to grow into a massive undertaking before digital construction begins
You may also think that similar to Shahrazad, the card would be banned due to how impractical and difficult it would be to enforce this in a tournament setting, but you'd be wrong