One of the pets was a Lightning Rat, an inferior grade Battle Pet of the agile type. Even in adulthood, a Lightning Rat would only reach the intermediate position of the first rank. The probability of Lightning Rats evolving was quite low. Even when they did evolve into Thunderstorm Rats, they could only reach the third rank, which was as high as they could go.
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Astral Pet Store
Eastern · Ancient Xi
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