The Light/Fiend type requirement is also a solid sign that more cards of that ilk could be on the way
The breadth of the Pikachu catalog also means the market is remarkably resilient: even if one segment softens, other segments tend to hold firm, because the diverse collector base that supports Pikachu cards includes nostalgic adults, competitive players, art enthusiasts, investors, and casual fans who simply love the character
Its effect isn't once per turn either, allowing it to play a key role in Burn FTKs.
Trading on MTGO The card economy on MTGO is a startlingly accurate simulacrum of the paper card economy, though the prices vary wildly
Some reverse holos of popular cards can command solid prices
5, the Magic: The Gathering Final Fantasy Play Booster Box is $159.97 at TCGplayer, compared to Amazon's price of $179.99