Are these users selected because they have been good, or other reasons?
Mew :3 and Triceratops Rex are currently hilighted on Google.
What did you search for on Google?
It's likely that they happened to recently answer the question you were looking for. So as well as showing the actual question, they show a user page because that question is in their recent activity.
How to change your username
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Why was my post hidden?
The points system
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PokemonDb Showdown server
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