Guardromon halves your own HP in exchange for +300 attack, and he has the Crash effect
Thinking about it for an hour produced a decision (partly based on previous impressions, and partly solidifying and crystallizing those impressions) of green/blue, and I was off
Rather than healing 20 HP, it increases your cards total HP by 20, which in some cases can prevent your Pokmon from getting knocked out in a single hit
Many players feel that Hitmonchan is the weakest of the three because of its Energy cost
This gives you a real-time snapshot of its current market value, not just what sellers are hoping to get for it
This is because there's another Booster Fun version of Okoa borderless versionand in general, our heuristic is to maintain the relative ratios of "Booster Fun versions of Oko" with "Booster Fun versions of other mythic rares." This means that if a card has multiple Booster Fun treatments, you're less likely to open any particular version, but you're just as likely to open a Booster Fun version of Oko as any other card overall