Pikachu

This Pikachu is only two weeks old, so expect prices to drift down over the next couple of months as the market settles. The spread is wide right now—the cheapest ask sits at £1.70, a good 39% below the median of £2.77—which tells you there's no real consensus yet on where it'll land.

• CautionSet is 2 weeks old. Prices typically fall for the first three months after release.
• NotableUK asks run from £1.70 to a £2.77 median; the cheapest is 39% under the middle.