151 pokemon cards japan sv2a Box Safety Goggles The 10 Most Valuable Cards

If you flip tails on a coin flip, Horn Hazard does nothing

Machamp V (Alternate Full Art) Who cares what it does

Doug Beyer, principal game designer and creative lead for Strixhaven shared some of these dragons' backstories

It could, however, use its Deep Sea Swirl, which requires one of any type of Energy (due to the Colorless Energy symbol being used for that one)

I would imagine its entirely possible that the mistake was made long before Wstenfeld came along and that Wstenfeld could have been accurately transcribing the mistake of someone previous, but thats a matter for a historian with first-hand sources to determine